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Other or unknownPart report

2004 Chevrolet Avalanche 1500 Other or unknown Problems

Complaints
4about this part
Share
3%of 144 total for the year
Median mileage
95,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 4 complaints about the other or unknown of the 2004 Chevrolet Avalanche 1500, 3% of the 144 complaints for this model year. Where a mileage was given, the median is 95,000 miles.

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 stated the spare tire release system was dangerous to operate, as the users body was placed into a position that may cause injury. The manufacturer was notified. Updated 12/5/2006 -”

NHTSA complaint #10172718, filed 2006-11, 58,000 miles

“Onstar system does not have backup battery rendering stolen vehicle recovery inoperative if the vehicle battery is disconnected. Accident assistance is also unavailable if the battery is destroyed/disconnected in a collision because there is no battery backup. This is made even more likely by the vehicle battery being situated at the front of the engine compartment. Roadside assistance through onstar would also not be available in the case of a battery failure because there is no battery backup to power the onstar system.”

NHTSA complaint #10212583, filed 2007-12

Related service bulletins

Other or unknown: other model years

YearComplaintsShare of year
20131138%
20121594%
20111139%
2010117%
2009735%
2008719%
20071917%
200638%
200575%
200443%
200374%
200232%

Other parts of the 2004 Chevrolet Avalanche 1500

Electrical system
53 complaints
Brakes
39 complaints
Air bags
12 complaints
Steering
10 complaints
Body and structure
7 complaints
Vehicle speed control
7 complaints
Tires
6 complaints
Fuel system
5 complaints
Transmission and drivetrain
5 complaints
Engine
4 complaints
Seat belts
4 complaints
Visibility (wipers, defrost, mirrors)
4 complaints

← All problems reported for the 2004 Chevrolet Avalanche 1500

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 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