2022 Subaru Forester: Sudden acceleration
Common wear/failure (not a recall)
Symptoms
Owners of the 2022 Forester report: sudden acceleration. CarComplaints.com lists 1 owner complaints, average mileage 20,000 miles.
NHTSA has 11 owner complaints for the 2022 Forester in this area. Examples:
- NHTSA complaint ODI #11772203 (filed 10/19/2026): “Head gasket failure. caused oil in coolant. caused coolant hose to break while driving. subaru dealership says need to replace head gaskets, radiator, all hoses, cvt cooler(?), and will cost about $6400. my car has about 130000 miles. this seems to be rather…”
- NHTSA complaint ODI #11691363 (filed 10/04/2025): “I hit a deer going 45 mph, the air bags deployed, and my engine caught on fire. within 10 minutes my car burned to the ground.…”
Likely causes
Sources do not establish a single root cause; diagnosis is needed. Owner-reported fixes are listed below.
Fix, in plain English
Most common owner-reported solutions on CarComplaints.com: none clearly reported. Check for open recalls and extended warranty coverage with a dealer before paying out of pocket.
DIY difficulty: Pro
Internal engine work (lifters, oil consumption, fuel dilution diagnosis) requires engine teardown or dealer software/tests. (Our assessment.)
Cost
No sourced cost range: get a written quote after diagnosis.
Typical parts (search links, no affiliate codes)
AutoZone · O'Reilly · Advance · RockAuto
Sources
Page last updated .