2003 Cadillac Escalade EXT Fuel system Problems
- Complaints
- 2about this part
- Share
- 13%of 15 total for the year
- Median mileage
- 102,500miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 2 complaints about the fuel system of the 2003 Cadillac Escalade EXT, 13% of the 15 complaints for this model year. Where a mileage was given, the median is 102,500 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 owns a 2003 Cadillac ext escalade. The contact stated the vehicle would exhibit numerous electrical failures. When the vehicle was first purchased, the instrument panel overheated and failed as soon as he drove from the lot. The dealer replaced the instrument panel at the manufacturer's expense. In addition, the vehicle stalled while driving at various speeds and without warning on at least twelve occasions. The dealer advised there was a short in the main wiring harness. The manufacturer would not provide any assistance. …”
NHTSA complaint #10343178, filed 2010-07, 168,000 miles“The contact owns a 2003 Cadillac Escalade Ext. While the contact was driving approximately 75 to 80 MPH, the engine stalled without warning. The vehicle was towed to an authorized dealer and the technician stated that the failure was related to the fuel pump. The vehicle was repaired under the service warranty. The failure occurred on twelve occasions and replaced six times under the warranty. In addition, when the vehicle was first purchased the instrument panel was replaced by an authorized dealer due to failure. The power steering had also been replaced on the vehicle. …”
NHTSA complaint #10342574, filed 2010-07, 37,000 milesRelated service bulletins
- 10113662May 27, 2015This informational bulletin provides dealership personnel with information on flexible fuel vehicles (FFVs) and the usage of E85 fuel in GM vehicles.
- 10026704Aug 1, 2008Gmc: fuel gauge fluctuation in park or neutral, causing the low fuel light to illuminate.
- 10011752Jan 31, 2005Updated fuel card sending units available at wpc. This also includes 2002 2004 l59 k6 c6 c1 c2 k1 k2 models.
Fuel system: other model years
Other parts of the 2003 Cadillac Escalade EXT
7 complaintsElectrical system
4 complaintsSteering
2 complaintsTransmission and drivetrain
2 complaintsAir bags
1 complaintsElectronic stability control
1 complaintsEngine
1 complaintsEquipment
1 complaintsOther or unknown
1 complaintsBody and structure
1 complaintsVehicle speed control
1 complaints
← All problems reported for the 2003 Cadillac Escalade EXT
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