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Engine coolingPart report

1999 GEO Prizm Engine cooling Problems

Complaints
2about this part
Share
8%of 24 total for the year
Median mileage
—not reported
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 2 complaints about the engine cooling of the 1999 GEO Prizm, 8% of the 24 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.

“On 4 occassions when going approx. 40-45 MPH, engine seemed as if the power just sort of dropped out for several seconds. On two separate occassions, when stopped at a stoplight, when light turned green & I pushed on gas pedal to accelerate, car completely turned itself off. Dealer could not re-create problem and offered no explanation.”

NHTSA complaint #720520, filed 2000-03

“While driving 55 MPH and without any indication vehicle would stall out. Also, when traveling around curves engine would stall. Dealer has been contacted, but could not duplicate problem. Please provide further information.”

NHTSA complaint #8003525, filed 2002-02

Related service bulletins

Engine cooling: other model years

YearComplaintsShare of year
2001117%
2000229%
199928%
199712%
199623%
199555%
199475%
1993810%
19921530%
19911022%
1990616%

Other parts of the 1999 GEO Prizm

Air bags
14 complaints
Brakes
4 complaints
Electrical system
3 complaints
Exterior lighting
1 complaints
Seat belts
1 complaints
Seats
1 complaints
Steering
1 complaints
Suspension
1 complaints
Tires
1 complaints
Transmission and drivetrain
1 complaints
Vehicle speed control
1 complaints

← All problems reported for the 1999 GEO Prizm

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 28, 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