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Engine coolingPart report

2004 GMC Sierra Engine cooling Problems

Complaints
4about this part
Share
2%of 188 total for the year
Median mileage
26,368miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 4 complaints about the engine cooling of the 2004 GMC Sierra, 2% of the 188 complaints for this model year. Where a mileage was given, the median is 26,368 miles. 1 a fire, according to the filers. 1 recall campaign on record is filed under a similar system.

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 injectors on my 2004 Gmc Sierra went out at 26,000 miles. The incident caused me to lose my truck for 4 days. The dealership replaced all 8 injectors.”

NHTSA complaint #10127569, filed 2005-07, 26,368 miles

“The contact owns a 2004 Gmc Sierra. The contact stated that while driving his vehicle the check engine light illuminated and the message reduce engine power appeared causing the vehicle to reduce speed. The contact stated that the failure happened several times without warning and it was a safety hazard while driving on the highway. The vehicle was not taken to the dealer. The manufacturer was contacted and stated that they were not able to help until the vehicle was inspected. The vehicle was not repaired. The failure mileage was 48,000 and the current mileage was 55,000. …”

NHTSA complaint #10379850, filed 2011-02, 48,000 miles

Related recalls

Related service bulletins

Engine cooling: other model years

YearComplaintsShare of year
201512%
201213%
201112%
201013%
200913%
200723%
200612%
200598%
200442%
200394%
2002229%
2001228%
2000215%
1999173%
1998116%
1997156%
1996114%
199562%
199463%
1993710%
199213%
199016%
198916%

Other parts of the 2004 GMC Sierra

Brakes
74 complaints
Electrical system
39 complaints
Transmission and drivetrain
18 complaints
Steering
14 complaints
Body and structure
9 complaints
Fuel system
8 complaints
Vehicle speed control
8 complaints
Visibility (wipers, defrost, mirrors)
7 complaints
Air bags
5 complaints
Engine
5 complaints
Tires
4 complaints
Equipment
3 complaints

← All problems reported for the 2004 GMC Sierra

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 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