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Engine & cooling

2016 Ram 1500 Engine problems

Owners have filed 355 complaints about the 2016 Ram 1500's engine & cooling with NHTSA - 23% of all its complaints, most recently on November 10, 2026. They describe 2 crashes, 27 fires and 8 injuries. Stalling, loss of power, oil consumption, overheating, head gaskets, timing chains and engine failure.

Complaints
355
Recalls
3
Crashes
2
Fires
27
Injuries
8
Deaths
0

Engine recalls for the 2016 Ram 1500

Engine and engine cooling

23V41100080,629 vehicles affected

The problem
Chrysler (FCA US, LLC) is recalling certain 2014-2019 Ram 1500 and 2014-2020 Jeep Grand Cherokee vehicles equipped with 3.0L Diesel engines. The crankshaft position sensor tone wheel may delaminate, causing the engine to lose its ability to synchronize the fuel injector pulses and cam shaft timing, possibly resulting in an engine stall.
The risk
An engine stall can increase the risk of a crash.
The fix
Dealers will update the powertrain control module software to maintain vehicle propulsion, free of charge. Interim notification letters, notifying owners of the safety risk, were mailed August 3, 2023. Some owner notification letters were mailed October 31, 2023. The remaining owner notification letters will be mailed at a future date, anticipated July 2024. Owners may contact FCA US, LLC customer service at 1-800-853-1403. FCA US, LLC's number for this recall is 66A. This recall is an expansion of recall 20V-475.

Engine and engine cooling: diesel

20V47500058,016 vehicles affected

The problem
Chrysler (FCA US LLC) is recalling certain 2014-2018 Ram 1500 and 2014-2016 Jeep Grand Cherokee vehicles equipped with 3.0L diesel engines. The crankshaft position sensor tone wheel may delaminate causing the engine to lose its ability to synchronize the fuel injector pulses and cam shaft timing, possibly resulting in an engine stall.
The risk
An engine stall can increase the risk of a crash.
The fix
FCA US will notify owners, and dealers will update the powertrain control module software to maintain vehicle propulsion by reading the camshaft position signal in the event that the crankshaft position signal is lost, free of charge. Owner notification letters were mailed on May 13, 2021. Owners may contact FCA US customer service at 1-800-853-2002. FCA US's number for this recall is W58.

Engine and engine cooling: gas recirculation valve (egr valve)

19V757000107,980 vehicles affected

The problem
Chrysler (FCA US LLC) is recalling certain 2014-2019 Ram 1500 and 1500 Classic Pickup trucks equipped with 3.0L Eco Diesel engines. The Exhaust Gas Recirculation (EGR) cooler may crack and allow pre-heated vaporized coolant to enter the EGR system. This mixture may combust inside the intake manifold.
The risk
Combustion in the intake manifold can increase the risk of a fire.
The fix
Chrysler will notify owners, and dealers will replace the EGR cooler, free of charge. Dealers will also inspect and, as necessary, replace the intake manifold. The recall began April 16, 2020. Owners may contact Chrysler customer service at 1-800-853-1403. Chrysler's number for this recall is VB1.

Engine complaints

Engine & coolingFuel system

The vehicle suffered a sudden crank, no-start condition due to a low fuel rail pressure reading of 34.6 Bar (well below the required cranking threshold) and a blown fuel pump motor fuse. Upon initial roadside inspection, heavy metallic glitter and shavings were documented via timestamped video inside the fuel filter housing. This vehicle had the Z46 High-Pressure Fuel Pump Safety Recall (NHTSA Campaign 22V406000) performed 8 months ago. The vehicle was towed to an authorized dealership. The dealership has since...

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pulled the fuel filter housing and is claiming that the system is currently clean and working as designed. However, because I have undeniable, timestamped media evidence of severe metal contamination inside the fuel loop at the exact moment of failure, I am filing this complaint because a federally mandated safety recall component has failed, and the current dealership diagnostics are contradicting the physical evidence of the breakdown.

Filed Incident Engine · Fuel / propulsion systemNHTSA 11776960
Engine & coolingFuel system

In Nov 2020, we had a Ram recall repair for the EGR Cooler/VB1. This was a safety issue that could potentially cause the truck to catch on fire. Nov 2026, we are getting a code for the same issue with our VB1 egr cooler valve. We've contacted Ram and have an email stating that our repair is out of warranty since it's been over 2 years since the repair was completed. Since this was a safety recall and not a standard recall, there is no 2 year warranty time frame. Ram is refusing to repair at their expense.

Filed Incident Unknown or other · Engine · Fuel / propulsion systemNHTSA 11776010
Engine & cooling

The contact owns a 2016 Ram 1500. The contact stated that upon starting the vehicle and attempting to drive, the vehicle failed to accelerate, and multiple warning lights, including the check engine warning light, illuminated. The contact stated that the vehicle felt sluggish while driving and failed to accelerate beyond 60 MPH. The contact also stated that a burning smell was noticed coming from the rear filter of the vehicle. The vehicle was taken to an independent mechanic, where it was diagnosed that the diesel...

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particulate filter (DPF) and emissions system failed and required replacement. A dealer was notified of the failure. The contact stated that the failure was previously associated with a recall. The failure mileage was approximately 147,000.

Filed Incident Engine and engine coolingNHTSA 11771410
Engine & coolingFuel system

The contact owns a 2016 Ram 1500. The contact stated that the messages "Service Emissions Control" and "Exhaust Filter 100 Percent Full - Service Required - See Dealer" were displayed, and there was a strong fuel odor coming through the vents while idling or while driving. Additionally, while attempting to refuel the vehicle at the gas station, fuel splashed out and the vehicle could not be refueled. The manufacturer was notified of the failure by phone and initially informed the contact that the vehicle was still...

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covered under Emission Recall Number: V08 and referred the contact to the dealer. The vehicle was taken to the dealer, where it was determined that the failure was associated with NHTSA Campaign Number: 22V406000 (Fuel System, Diesel) and Emission Recall Number: V08; however, the contact was informed that the manufacturer had not approved the recall repairs. The contact called the manufacturer was advised that she would receive a call back from a supervisor; however, the contact had not been contacted. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The failure mileage was approximately 116,000.

Filed Incident Engine and engine cooling · Fuel system, dieselNHTSA 11767670
Engine & coolingTransmission & drivetrain

The contact owns a 2016 Ram 1500. The contact stated that while driving 80 MPH, the towing suddenly failed. The contact was able to drive off the exit. The contact was able to drive to the residence. The contact stated that the week before, while idling at a stop light, the vehicle suddenly stalled. The check engine warning light illuminated, and the contact cleared the code before restarting the vehicle and continued driving. The vehicle was taken to the dealer and was diagnosed with a tone wheel failure. The...

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failure was associated with NHTSA Campaign Number: 20V475000 (Engine and Engine Cooling). The contact learned that the vehicle was included in a recall in 2019, and the fix included updating the powertrain control module software. The vehicle had not been repaired. The manufacturer was made aware of the issue and confirmed that the repair was no longer covered under recall. The failure mileage was approximately 167,000.

Filed Incident Engine and engine cooling · Power trainNHTSA 11757355
Engine & cooling

The contact owns a 2016 Ram 1500. The contact stated that while driving at an undisclosed speed, the vehicle intermittently went into LIMP Mode. The contact stated that the "Drive to Park" and "Pull Over and Shift Gear" messages were displayed on the instrument panel. The failure had occurred on several occasions. The vehicle was taken to a dealer, where repairs were performed, including recall repairs and the replacement of an emissions system fan; however, the failure persisted. The contact stated that the...

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vehicle shut off and failed to restart, and the vehicle remained in LIMP Mode. The vehicle was inoperable. The vehicle was not diagnosed or repaired. The manufacturer was not notified of the failure. The failure mileage was approximately 170,000.

Filed Incident Engine and engine coolingNHTSA 11751651
Engine & cooling

The contact owns a 2016 RAM 1500 The contact stated while driving 55 MPH, occupied with her husband in the vehicle they could hear a knocking and shatter noise coming from the engine. A dealer was contacted. The vehicle was taken to the dealer where it was diagnosed that engine needed to be replaced. The vehicle was not repaired. The manufacturer was notified on the failure, and they informed her they will give her cash value for the vehicle and they can run a report until warranty in cancel. The approximate failure mileage was 161,292.

Filed Incident EngineNHTSA 11739278
Engine & cooling

The vehicle was driving down the highway at highway speed when it began to shut down. This put myself & other drivers at serious risk as I had to navigate several lanes of traffic with a dead vehicle. When I took it to the dealer, the dealer stated that the vehicle crankshaft position magnetic tone sensor had broken off and was no longer sending the tones to the crank shaft position sensor. The vehicle has a 66A recall on it where it mentions a 73A recall which states for certain vehicles the tone wheel can be...

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replaced. But for some reason our vehicle and vin number is not included. The 66A recall makes a statement about having a software update but we were never given an information about this recall prior to having this issue.

Filed Incident EngineNHTSA 11738791
Engine & cooling

The contact owns a 2016 RAM 1500. The contact stated while the contact's husband was driving at 75 MPH, the engine seized. In addition, several warning lights illuminated. The contact stated that the vehicle was seized in the middle of a busy highway. The contact stated while attempting to start the vehicle, the vehicle failed to start. The vehicle was towed to the dealer where it was diagnosed with a delaminated tone wheel. The contact was informed that the tone wheel needed to be replaced. The vehicle was not...

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repaired. The contact received a recall notification, NHTSA Campaign Number: 23V411000 (Engine and Engine Cooling). The contact was informed that the repair was not covered under the recall. The manufacturer was made aware of the failure but provided no assistance. The failure mileage was approximately 125,000.

Filed Incident Engine and engine coolingNHTSA 11738787
Transmission & drivetrainEngine & coolingFuel system

While driving my 2016 RAM 1500 Eco diesel, the vehicle suddenly lost power and would not accelerate beyond 40 mph. The malfunction occurred while driving under normal road conditions and created a safety concern because the truck was unable to maintain normal traffic speed. Prior to failure, a warning light appeared on the dashboard related to emissions/exhaust system. The truck entered into a reduce power/limp mode and became difficult to operate in traffic. The truck has been at the Folsom Lake Dodge dealership since March 22, 2026 awaiting a replacement part related to a recall/manufacturer issue. I was informed the part may be available around May 22, 2026.

Filed Incident Power train · Engine · Fuel / propulsion systemNHTSA 11737165
Electrical systemBrakesEngine & cooling

My 2016 RAM 1500 has had an issue with the Anti-lock Brakes since August 2025 that is under the manufacturer extended warranty. I am the original owner. The ABS module and other sensors have been replaced and the problem persist. In the last few weeks, the traction control light energizes intermittently (flashes) and the engine loses power-does not stall out, but does not accelerate. The light goes out and normal operations resume. A few seconds after the light extinguishes, the Service Anti-Lock Brake warning...

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comes on. If I have my family in the truck and enter a highway and loose power, I could be at fault for causing a wreck and injury my family. As a professional engineer, I would like to have this concern investigated before someone loses their life or cause injury to someone. The local dealership replaced the part after 4 months on back order but the problem did not go away. They then replaced other parts and the problem persists. Another ABS module is on order with a 6 month backlog. I feel unsafe but need my truck for work and family! How do I get this evaluated properly as the dealer does think it is happening!

Filed Incident Electrical system · Service brakes · EngineNHTSA 11736552
Electrical systemEngine & cooling

Within 24 hours of buying the vehicle back in February, the truck has not run red Lightning bulbs, electronic throttle control system Lights all started coming on that system was replaced by a certified mechanic. The system then did it again, literally, 1 day later. Now I'm not certain about the new part, which has been discontinued. It's some sort of pigtail off of that. And again the wiring pigtail or whatever it is called. I am uncertain is defective in has been discontinued. I'm into the truck for over $10000,...

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including the purchase price. It has not run 1 day since But after the incident, my mechanic did the car fax on it. The odometer had been rolled back over 100000 miles or replaced whatever the situation, the car facts did not match up with the actual truck information that was sold to me contacted the individual and sold me the truck. He has ghost meat, will not return. Calls will not give me back. The money will not even answer my calls. Any longer longer only through the national highway transportation safety association did I find out that this could be defective parts possibly covered by the manufacturer. So again , i'm not sure where I stand on this uncertain i have contacted several state and federal government agencies. That's how I ended up here, trying to go through the process of getting this taken care of but I got the Attorney General national highway, safety transportation board involved along with the state police, I guess here in Massachusetts have a division for this so. I'm filling out the form and doing what i'm supposed to trying to get myself reimbursed , or at least this truck fixed , because again pots have been discontinued and nobody including dodge dealerships , do not want to work on it the truck is currently sitting in a mechanic shop.All receipts of work done and affected parts is in the truck at mechanic so I have receipts for all of this

Filed Incident Electrical system · EngineNHTSA 11735874
Engine & coolingFuel system

I own a 2016 Ram 1500 EcoDiesel, VIN [[redacted]] . The vehicle has been in and out of Rydell Jeep & Ram dealership over 3 times in the last few months for fuel pump issues. It has been at the dealership for over a month total (in and out). Each time I have had to pay for towing and rental cars. I have not been reimbursed for any rental or towing costs. On April 11, 2026, immediately after picking up the truck from the dealership (where it had just been serviced for a previous fuel pump issue), the vehicle suddenly...

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lost all power while I was driving on the freeway and would not restart. It was towed back to Rydell. On April 23, 2026 at 9:30 AM, Bruce (service advisor) and Mike (mechanic) at Rydell verbally admitted to me that their original diagnosis was wrong. They had initially said a gear inside the engine that turns the CP4 fuel pump had come loose or failed. They now admit that diagnosis was incorrect, but they refuse to provide that admission in writing. They are now trying to charge me for the repair. I believe the actual root cause is that the CP4 high-pressure fuel pump seized internally. That seizure would have placed extreme resistance on the engine's drive gear for the pump, causing the gear or its retaining bolt to fail as a secondary consequence. The pump seizure is a known safety defect in these EcoDiesel vehicles. Because the dealership has admitted the original diagnosis was wrong, and because this failure happened immediately after fuel pump-related service, I am requesting that NHTSA investigate this as a safety defect. The sudden loss of power at highway speeds is extremely dangerous. I also request that any existing recall or investigation (such as NHTSA Campaign 22V406000 a INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)

Filed Incident Engine · Fuel / propulsion systemNHTSA 11733977
Engine & coolingFuel system

The vehicle turned off on the freeway and qould lnt start right after it came out from the dealership for a fuel pump cp4 installation recall, they said they misdiagnosed the issue with the truck on 4/23/26 930am from Bruce service advisor and mike the mechanic at rydell with my fuel pump off the truck. They said the gear that turns the fuel pump may have come loose That gear that turns the fuel pump does not turn, they showrd me. Also im thinking that the fuel pump seized and caused this issue. Why would the inner gear not work after yhis situatio

Filed Incident Engine · Fuel / propulsion systemNHTSA 11733860
Engine & cooling

During a routine oil change test drive, a code for Crankshaft Loss of Position appeared on my truck and as a result, the autoshop I took it to (a Kerry's Car Care) recommended that I do not drive it. This is an active Recall from the FCA from the NHTSA (Safety Recall W68 / NHTSA 20V-475 Loss of Crankshaft Position), but Dodge is insisting the recall was repaired (66A/NHTSA 23V-411) but only an update to the software as issued, without replacing the actual faulty part, the tone wheel. This problem was discovered and...

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inspected by the Kerry Car Care, but I anticipate that Dodge Chrysler will deny the repair, even though it is a safety recall issued by the FCA. There were no signs of failure prior to the test drive done at Kerry's.

Filed Incident EngineNHTSA 11733455
Engine & cooling

The contact owns a 2016 Ram 1500. The contact stated that occasionally, while driving at slower speeds, the vehicle failed to exceed 40 MPH with the accelerator pedal depressed. The check engine warning light was illuminated. The vehicle was taken to a local dealer, where it was diagnosed and determined that a coolant flush was needed, the brake lights, and a camshaft sensor needed to be replaced. The vehicle was repaired; however, the failure reoccurred. The manufacturer was made aware of the failure. The failure mileage was approximately 145,000.

Filed Incident EngineNHTSA 11732692
Engine & cooling

Hello, so I have had my vehicle in the shop for over 2 weeks due to a failure toner wheel and even though there is a extention recall for my vehicle there not covering it even after telling fca and the dealer about the issues. There saying they won't be able to reimburse me even though I just bought the truck through carvana about 5 months ago and haven't even driven it over 4k miles.

Filed Incident Unknown or other · EngineNHTSA 11725670
Engine & coolingFuel system

The contact owns a 2016 Ram 1500. The vehicle was repaired under NHTSA Campaign Number: 22V406000 (FUEL SYSTEM, DIESEL). The contact stated that while driving at an undisclosed speed after the vehicle was picked up from the dealer, the engine warning light illuminated. While driving a short distance later, two unknown warning lights illuminated, and the message "Exhaust Filter 100% FULL - Safely Drive at Highway Speeds" was displayed. After exiting the freeway, the vehicle failed to accelerate as intended while...

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depressing the accelerator pedal. The vehicle was taken to the dealer, where it was diagnosed and determined that the left engine manifold, catalytic converter, and the air intake had failed. The vehicle remained at the dealer unrepaired. The contact related the failure to NHTSA Campaign Number: 22V406000 (FUEL SYSTEM, DIESEL). The contact stated that since the remedy was not available when the recall was issued, the delay created additional damages to the vehicle. The manufacturer was made aware of the failure and informed the contact that the recall repairs were already completed. No assistance was provided. However, a claim was filed with the manufacturer. The failure mileage was approximately 204,000.

Filed Incident Engine and engine cooling · Fuel system, dieselNHTSA 11718933
Electrical systemEngine & cooling

On September 29, 2025, my vehicle overheated. Smoke was coming from the interior vents as well as from under the hood. I pulled over shortly after and had my vehicle towed to a repair shop. I got an estimate for radiator repair. That did not fix the issue, so more repair was needed related to a heating and evaporator core. I have attached the invoices for those repairs. I just wanted to note this for my records.

Filed Incident Electrical system · EngineNHTSA 11717159
Engine & cooling

Recall for intake manifold for our ecodiesel 2016 Ram and you do not show a recall for our specific truck. Which, GM service has verified we need to replace the intake manifold. Hesitation, drag, engine light, etc...

Filed Incident EngineNHTSA 11709943
Engine & cooling

The 3.0 eco diesel has a known defect involving the oil pickup tube clogging up with soot and diesel particles which then causes catastrophic damage to the engine and they blow up due to engine bearing failure which could lead to a safety issue while operating the vehicle on the roadways there are numerous videos online regarding this issue and it needs address and mopar needs to correct this and recall all the trucks and replace the engines and redesign the oil pickup tube to prevent the oil pickup tube from clogging up it's unfair to the owners of the trucks and so many of the trucks are being scrapped due to the engine failure issues new engines cost $11-$18,000 to replace

Filed Incident EngineNHTSA 11708635
Engine & cooling

The common hemi tech where lifter bearing seize up and eats the come. So common you can buy top end rebuild kits just for tha reason.

Filed Incident EngineNHTSA 11705144
Engine & cooling

The contact owns a 2016 Ram 1500. The contact stated that while driving at an undisclosed speed, the vehicle unexpectedly sputtered and then lost motive power, with several unknown warning lights illuminated. The vehicle was towed to an independent mechanic, but was not diagnosed. The mechanic stated that an error code was present, but had not provided the code to the contact. The contact was referred to the dealer for assistance. The vehicle was not repaired at that time. The vehicle was then towed to the dealer,...

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where it was diagnosed, and determined that the crankshaft position sensor tone wheel had failed and needed to be replaced. The vehicle was not repaired. The manufacturer was made aware of the failure and informed the contact that the VIN was not included in NHTSA Campaign Number: 20V475000 (Engine and Engine Cooling). The approximate failure mileage was 216,000.

Filed Incident Engine and engine coolingNHTSA 11702265
Engine & coolingFire

The contact owns a 2016 RAM 1500. The contact stated that while driving at an undisclosed speed, the accelerator pedal was depressed; however, the vehicle failed to accelerate. The contact stated that the vehicle went into limp mode. In addition, the contact stated that several unknown warning lights were illuminated. The contact stated that a nearby driver honked the horn, and the contact was informed that fire was coming from underneath the front of the vehicle. The contact parked the vehicle and turned the...

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vehicle off. The contact called the fire department. The contact had a fire extinguisher in the vehicle. The contact extinguished the fire prior to the fire department's arrival. The vehicle was towed to the dealer, where it was diagnosed with a failed engine. The contact was informed that the engine needed to be replaced. The vehicle was not repaired. The contact was informed that the dealer does not repair the engine; the dealer only replaces the engine. In addition, the contact stated that the failure had previously occurred in November 2024. The contact stated that the failure descriptions. The contact stated that the failure was diagnosed as a failed intake manifold and oil in the turbocharger. The intake manifold, the EGR valve, and the turbocharger were replaced. The vehicle was repaired. The failure reoccurred. The manufacturer was not made aware of the failure. The failure mileage was approximately 123,000.

Filed Incident Engine and engine coolingNHTSA 11688405
Electrical systemEngine & coolingFuel system

My Ram 1500 will randomly loose power while driving then pick back up, I have had several issues with electrical including lights flickering or going our for a minute then back on while driving at night, steering wheel controls not working, key fob issues, it also shifts hard at times others its normal. I was told all recalls have been done but personally can not confirm, had it looked at by several mechanics and cant find anything that they say would cause these issues.

Filed Incident Electrical system · Engine · Fuel / propulsion systemNHTSA 11686162

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Source: U.S. National Highway Traffic Safety Administration (NHTSA) complaints and recalls, checked . Complaints are owners' own reports and are not verified. How we use the data

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