hardly worth mentioning
Crashes / Fires:
0 / 0
Injuries / Deaths:
0 / 0
Average Mileage:
48,692 miles

About These NHTSA Complaints:

This data is from the NHTSA — the US gov't agency tasked with vehicle safety. Complaints are spread across multiple & redundant categories, & are not organized by problem.

So how do you find out what problems are occurring? For this NHTSA complaint data, the only way is to read through the comments below. Any duplicates or errors? It's not us.

2009 GMC Yukon engine problems

engine problem

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2009 GMC Yukon Owner Comments

problem #2

Jan 182012

Yukon 8-cyl

  • 75,475 miles


When the vehicle is placed in park, key turned to off position and the keys are removed from the ignition, the engine remains running and engaged until the driver or passenger door is opened. When the door is opened, then the engine cuts off.

- Fort Lee, VA, USA

problem #1

Dec 232010

Yukon 8-cyl

  • 21,910 miles
The contact owns a 2009 GMC Yukon. While the contact was driving approximately between 30-40 mph, the reduce engine power warning message displayed on the instrument panel. The stabilitrak warning light also illuminated. The engine completely stalled and restarted. The vehicle resumed with slight engine power at the speed of 10 mph. The failure occurred four times and it was taken to an authorized dealer for diagnostic testing. The technician stated poor quality of fuel was dispensed in the fuel tank. The computer software was updated; the mass air flow sensor and throttle body unit were cleaned. The failure recurred two weeks after the repair. The vehicle was taken back to the dealer where the throttle body was replaced. The failure mileage was approximately mileage was 21,910. Updated 07/08/11 updated 07/20/11

- Grover, MO, USA

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