Engine coolingPart report
2003 Chevrolet Express 1500 Engine cooling Problems
- Complaints
- 1about this part
- Share
- 6%of 18 total for the year
- Median mileage
- 138,000miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 1 complaints about the engine cooling of the 2003 Chevrolet Express 1500, 6% of the 18 complaints for this model year. Where a mileage was given, the median is 138,000 miles.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Related service bulletins
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- 10249579Jan 12, 2024This PI bulletin advises the technician on the proper way to install the pistons in an engine.
- 10242843Sep 1, 2023The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when the throttle plate is opened rapidly and advises the…
- 10242262Aug 24, 2023This service bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and…
- 10240344Jul 31, 2023This service bulletin explains how to measure for oil consumption and possible reasons for loss of oil.
- 10235802Apr 24, 2023This diagnostic tip bulletin provides additional information on how to diagnose a possible valve, lifter or camshaft issue.
- 10234141Mar 23, 2023This diagnostic tip bulletin provides additional information on how to diagnose a possible valve, lifter or camshaft issue.
- 10234110Mar 17, 2023This service bulletin provides service information on new torque specification and installation procedure for ACDelco Spin-On Oil Filters.
- 10228888Dec 14, 2022This service bulletin provides diagnostic tips/steps on testing for possible EVAP leaks in the system to correct a customer concern of an MIL Illuminated with DTCs P0442 and/or…
Engine cooling: other model years
Other parts of the 2003 Chevrolet Express 1500
Fuel system
9 complaintsElectrical system
2 complaintsSeat belts
2 complaintsBody and structure
2 complaintsLatches, locks and linkages
1 complaintsSeats
1 complaintsSteering
1 complaints
9 complaintsElectrical system
2 complaintsSeat belts
2 complaintsBody and structure
2 complaintsLatches, locks and linkages
1 complaintsSeats
1 complaintsSteering
1 complaints
← All problems reported for the 2003 Chevrolet Express 1500
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 29, 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