2003 Chevrolet Express Engine cooling Problems
- Complaints
- 2about this part
- Share
- 3%of 59 total for the year
- Median mileage
- 7,675miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 2 complaints about the engine cooling of the 2003 Chevrolet Express, 3% of the 59 complaints for this model year. Where a mileage was given, the median is 7,675 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.
“My hose that connects to the engine to the radiator has cracked at least three times in the past two and half years, I have ask chevy on each occasion that I had to purchase it from the dealership, if there is a problem with how the hose is position so close to the exhaust pipe with no support to keep the hose away from this pipe that gives off so much heat, I truly believe this is creating the problem and I'm tired of replacing it and would like to get to the bottom of this.”
NHTSA complaint #10151660, filed 2006-03, 15,000 miles“I purchased brand new Chevrolet conversion van on april 30 2003 from bill heard Chevrolet.I am having problem with AC and the dealer ship failed to fix it. 1. Problem-AC not working date-5-14-03 milage-769 corrective action-dealership found low on freon 2. Problem-AC not working date-5-15-2003 milage-821 comments-dealer ship found laek 3. Problem-AC not working date-5-23-2003 milage-1304 comments-dealership kept the van for 5 days.on 29 they call and said the van is fixed.the dealer ship said they cant find the problem 4. …”
NHTSA complaint #10070592, filed 2004-01, 350 milesRelated service bulletins
- 10251890Mar 13, 2024This technical 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…
- 10250775Feb 22, 2024This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil Cooler Lines and Oil Tank if the engine was replaced where large…
- 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.
- 10236164Apr 24, 2023This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 - P0308…
- 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.
Engine cooling: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2016 | 1 | 7% |
| 2011 | 2 | 17% |
| 2006 | 1 | 8% |
| 2004 | 1 | 5% |
| 2003 | 2 | 3% |
| 2002 | 8 | 14% |
| 2001 | 6 | 13% |
| 2000 | 3 | 4% |
| 1999 | 6 | 9% |
| 1998 | 2 | 9% |
| 1997 | 3 | 10% |
| 1996 | 3 | 20% |
Other parts of the 2003 Chevrolet Express
11 complaintsFuel system
11 complaintsElectrical system
10 complaintsTransmission and drivetrain
6 complaintsBody and structure
5 complaintsAir bags
4 complaintsEngine
4 complaintsSeat belts
4 complaintsSteering
3 complaintsVehicle speed control
3 complaintsVisibility (wipers, defrost, mirrors)
3 complaintsExterior lighting
2 complaints
← All problems reported for the 2003 Chevrolet Express
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