2003 GMC Denali Fuel system Problems
- Complaints
- 1about this part
- Share
- 3%of 32 total for the year
- Median mileage
- —not reported
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 1 complaints about the fuel system of the 2003 GMC Denali, 3% of the 32 complaints for this model year.
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.
“I have a 2003 yukon Denali and when it hit the 65,000 miles mark the fuel gauge stopped working leaving me to tell how much gas I had left using the automatic computer telling you how many miles to empty. Next the oil gauges stopped working. Finally reaching 80,000 miles my speed odometer quite working leaving me to not knowing the speed I am traveling this quite working while I was driving down a highway. To make matters worse my rpms are starting to go goofy which means that to is going to stop working as well. …”
NHTSA complaint #10402393, filed 2011-05Related service bulletins
- 11004761Jun 28, 2024This service bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or…
- 10171878Jan 2, 2020This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended…
Fuel system: other model years
Other parts of the 2003 GMC Denali
7 complaintsElectrical system
6 complaintsSteering
5 complaintsVehicle speed control
5 complaintsTransmission and drivetrain
3 complaintsElectronic stability control
2 complaintsEngine cooling
2 complaintsExterior lighting
2 complaintsAir bags
1 complaintsEngine
1 complaintsEquipment
1 complaintsSeat belts
1 complaints
← All problems reported for the 2003 GMC Denali
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