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Engine coolingPart report

1989 GMC Sierra Engine cooling Problems

Complaints
1about this part
Share
6%of 16 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 engine cooling of the 1989 GMC Sierra, 6% of the 16 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.

“At the beginning of may the intake manifold gasket blew then about 1 1/2 weeks later the main engine bearing went out and the vehicle doesn't have 100,000 and isn't used in any extreme manner except to go back forth from work and other family essentials. What do we do? We've replaced the parts and engine but these parts just don't go out on a well maintained truck. We do the oil every 3000 and everything... Help. Thanks mike brown.”

NHTSA complaint #723370, filed 2000-05

Engine cooling: other model years

YearComplaintsShare of year
201512%
201213%
201112%
201013%
200913%
200723%
200612%
200598%
200442%
200394%
2002229%
2001228%
2000215%
1999173%
1998116%
1997156%
1996114%
199562%
199463%
1993710%
199213%
199016%
198916%

Other parts of the 1989 GMC Sierra

Brakes
4 complaints
Seat belts
4 complaints
Electrical system
2 complaints
Exterior lighting
2 complaints
Fuel system
2 complaints
Steering
2 complaints
Body and structure
1 complaints
Tires
1 complaints
Vehicle speed control
1 complaints
Wheels
1 complaints

← All problems reported for the 1989 GMC Sierra

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