1990 Chevrolet G20 Engine cooling Problems
- Complaints
- 3about this part
- Share
- 18%of 17 total for the year
- Median mileage
- 146,238miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 3 complaints about the engine cooling of the 1990 Chevrolet G20, 18% of the 17 complaints for this model year. Where a mileage was given, the median is 146,238 miles. 2 a fire, according to the filers.
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.
“While pulling an rv trailer at approx. 55 MPH in pos 3 of 4 speed auto transmission the vehicle caught fire and vehicle and contents were totally destroyed. There was no indication of overheating on gauge and vehicle was performing normally. The local fire department arrived on scene and prevented further damage to the rv trailer.”
NHTSA complaint #10186796, filed 2007-04, 146,238 miles“Due to the design of the motor there was too much tension on the belt bolt. Bolt not strong enough which caused belt to fail/ damaging radiator, and breaking the bracket. Consumer noted that problem had occurred within the last three years. Dealer has replaced the bolt, belt and the bracket. Please provide any further details.”
NHTSA complaint #869011, filed 2000-08Engine cooling: other model years
Other parts of the 1990 Chevrolet G20
3 complaintsLatches, locks and linkages
2 complaintsSeat belts
2 complaintsBody and structure
2 complaintsSuspension
2 complaintsElectrical system
1 complaintsOther or unknown
1 complaintsSeats
1 complaintsSteering
1 complaints
← All problems reported for the 1990 Chevrolet G20
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