NHTSA Complaint #11662786 — 2019 GMC ACADIA

ENGINE issue reported to NHTSA

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Complaint Details

ODI Number	11662786
Vehicle	2019 GMC ACADIA
Component	ENGINE
Date of Incident	May 1, 2025
Date Filed	May 23, 2025
Mileage	N/A miles
Crash	No
Fire	No
Injuries	0
Deaths	0
Vehicle Towed	No
State	NC

Consumer Description

While driving the thermostat will go to zero and the steering assist is disabled. I have read a lot of forums that this is a known issue. The only way to reset it, so we have A/C is to disconnect the battery and it will last a day or two and do the same thing.

Related Complaints for the 2019 GMC ACADIA

Other ENGINE Complaints

#11716967 — February 10, 2026 — Vehicle experiences multiple simultaneous failures including “Steering Assist Reduced / Drive With Care” warning, ext...

#11701474 — November 25, 2025 — Check Engine Light came on with message of "Steering Assist is Reduced Drive with Care". This same thing happened to ...

#11701179 — November 24, 2025 — I'm going to have to replace my thermostat and most likely my sensor. It will pop up saying (steering assist is reduc...

#11701096 — November 23, 2025 — I bought a car about 2 months ago and they did not tell me the thermostat was bad and they won’t cover it.

#11701100 — November 23, 2025 — Thermostat is repeatedly going bad. Throws Steering Assist reduced. Had it replaced twice and it’s bad again.

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