2008 Chevrolet Avalanche engine problems
15 owner complaints filed with NHTSA name the engine on the 2008 Chevrolet Avalanche — 6% of all complaints for this model year.
What owners report
“The contact owns a 2008 Chevrolet Avalanche. The contact stated that while driving at various speeds, the vehicle lost motive power and independently turned off. After restarting the vehicle, the check engine warning light remained illuminated. The cause of the failure was not yet determined. The…”
filed Apr 17, 2024
“I have a 2008 chevy avalanche ltz with the 5.3l v8 engine with adaptive fuel managment. It was purchased used with 120k miles. It became apparent that the engine was consuming oil, 1-2 quarts per 3000 miles. Recently the engine started producing white/blue smoke on start up and oil consumption…”
filed Dec 11, 2020
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
This service bulletin explains how to measure for oil consumption and possible reasons for loss of oil.
03-06-01-023I · Service Bulletin/Repair Instructions · issued Dec 18, 2024This service bulletin explains how to measure for oil consumption and possible reasons for loss of oil.
03-06-01-023H · Service Bulletin/Repair Instructions · issued Oct 7, 2024
Engine problems in other Avalanche years
| Year | Reports | Share |
|---|---|---|
| 2013 Avalanche | 4 | 5% |
| 2012 Avalanche | 3 | 8% |
| 2011 Avalanche | 9 | 7% |
| 2010 Avalanche | 6 | 5% |
| 2009 Avalanche | 1 | 1% |
| 2007 Avalanche | 24 | 6% |
| 2005 Avalanche | 3 | 4% |
| 2004 Avalanche | 1 | 1% |
| 2003 Avalanche | 2 | 1% |
| 2002 Avalanche | 3 | 1% |
Other reported problem areas on the 2008 Chevrolet Avalanche
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.