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Engine & cooling

2025 Subaru Ascent Engine problems

Owners have filed 2 complaints about the 2025 Subaru Ascent's engine & cooling with NHTSA - 13% of all its complaints, most recently on June 3, 2026. They describe 1 crash, 1 fire and 0 injuries. Stalling, loss of power, oil consumption, overheating, head gaskets, timing chains and engine failure.

Complaints
2
Recalls
0
Crashes
1
Fires
1
Injuries
0
Deaths
0

Engine complaints

Electrical systemEngine & cooling

31 May 2026 (AM) Operating vehicle north on MD Rte 147 traveling appr. 45 MPH when vehicle started experiencing uncontrolled electrical activation of features e.g., heat, air, radio, main display. This proceed a shuddering in the drive train like one would experience with a transmission issue. Then, without warning, while at full speed, there was a complete loss of engine power i.e., it turned off, which also resulted in loss of steering and breaking resulting in a complete loss of control of the vehicle. As the...

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vehicle drifted to a rolling stop, the main display indicated to turn off the vehicle and it was forced into park to stop it and then the ignition control button was pushed. The car was restarted and moved off the road. Subsequent restarts and terminations occurred without issue. No fault code was generated or captured by the vehicle computer and the dealer could not reproduce the problem.

Filed Incident Electrical system · EngineNHTSA 11741773
Engine & coolingCrashFire

I hit a deer on CA 395 north, my braking system worked and my air bags deployed, and then my engine immediately caught fire. I'm lucky i was able to get out of the car through a back door. Every police and fire who responded said they have never seen a car catch fire after hitting a deer and i should report a vehicle malfunction

Filed Incident EngineNHTSA 11706345

Subaru Ascent engine complaints by year

Ascent engine problems, every year

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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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