2003 Chevrolet Avalanche Seats Problems
- Complaints
- 2about this part
- Share
- 1%of 204 total for the year
- Median mileage
- —not reported
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 2 complaints about the seats of the 2003 Chevrolet Avalanche, 1% of the 204 complaints for this model year. 1 of these say a crash was involved, according to the filers.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“The contact owns a 2003 Chevrolet Avalanche 1500. The contact stated while driving approximately 5 MPH, the drivers seat reclined independently, which caused the contact to crash with another vehicle. A police report was filed. The vehicle was not diagnosed or repaired. The manufacturer was not notified of the failure. The approximate failure mileage was unknown.”
NHTSA complaint #10678976, filed 2015-01Related service bulletins
- 10042986Nov 1, 2011General motors: information provided by bulletin for all 2012 and prior general motor trucks and passenger vehicles regarding the adjustable comfort and custom upholstery of the…
- 10026744Jun 1, 2008Gmc: sir mil dtc b0084 and/or b0085. This concern could be caused by broken seat position sensor circuits under the driver or passenger front seats. Over time, from repeated seat…
- 10018544Jan 6, 2006Heated seat inoperative or shut off in 30 seconds. Diagnostic trouble codes b2435, b2440, b3606 and/or b1825 set in the drivers seat module.
- 10017764Oct 1, 2005Unwanted/loose seat movement.
- 10017380Aug 1, 2005Intermittent heated seats inoperative, diagnostic trouble code b3941 set.
- 10011232Aug 1, 2005Memory seat may not return to requested position.
- 10016226Oct 1, 2003Repairing napped fabric-seats may have been upholstered in napped fabrics with dorchester on the bolster and honeycomb on the insert.
Seats: other model years
Other parts of the 2003 Chevrolet Avalanche
81 complaintsElectrical system
42 complaintsAir bags
14 complaintsTransmission and drivetrain
14 complaintsVehicle speed control
11 complaintsVisibility (wipers, defrost, mirrors)
10 complaintsBody and structure
9 complaintsSteering
8 complaintsSuspension
7 complaintsTires
7 complaintsEngine cooling
6 complaintsExterior lighting
6 complaints
← All problems reported for the 2003 Chevrolet Avalanche
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 30, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology