- The problem
- Navistar, Inc. (Navistar) is recalling certain 2021-2024 International LT and RH trucks. The engine control module (ECM) may be unresponsive to throttle pedal application, which can cause the vehicle to unexpectedly slow to idle speed on the road.
- The risk
- A vehicle that unexpectedly slows to idle speed on the roadway can increase the risk of a crash.
- The fix
- Dealers will update the ECM software, free of charge. Owner notification letters are expected to be mailed May 26, 2023. Owners may contact Navistar's customer service at 1-800-448-7825. Navistar's number for this recall is 23509.
Engine & cooling
2021 International RH Engine problems
No owner has filed a complaint about the 2021 International RH's engine & cooling with NHTSA. Stalling, loss of power, oil consumption, overheating, head gaskets, timing chains and engine failure.
- Complaints
- 0
- Recalls
- 3
- Crashes
- 0
- Fires
- 0
- Injuries
- 0
- Deaths
- 0
Engine recalls for the 2021 International RH
- The problem
- Navistar, Inc. (Navistar) is recalling certain 2018-2021 International HV, 2018-2020 International HX, 2018-2021 International LT and International RH vehicles. The connecting rod wrist pin may crack, resulting in connecting rod failure.
- The risk
- Connecting rod failure can cause an engine shutdown, increasing the risk of a crash.
- The fix
- Dealers will install new knock detection software to warn the driver prior to engine connecting rod failure, and replace connecting rods as necessary, free of charge. Owner notification letters were mailed February 24, 2023. Owners may contact Navistar's customer service at 1-800-448-7825. Navistar's number for this recall is 22518.
- The problem
- Navistar, Inc. (Navistar) is recalling certain 2019-2021 International LT and RH trucks. The wrist pin may crack and cause connecting rod failure.
- The risk
- Connecting rod failure may cause a stall, increasing the risk of a crash.
- The fix
- Navistar will notify owners and dealers will install a detection system software to warn the driver prior to engine connecting rod failure and engines with a defective connecting rod will be repaired, free of charge. Vehicles previously repaired under Recall 20V255 that received only a software update will need to return to the dealer for the new remedy. Owner notification letters were mailed on June 11, 2021. Owners may contact Navistar customer service at 1-800-448-7825. Navistar's number for this recall is 21505.
Engine complaints
No complaints about this area yet.
International RH engine complaints by year
RH engine problems, every yearSource: 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