"How reliable is the 2002 Pontiac Grand Prix?"

"Based on 410 NHTSA complaints, the 2002 Pontiac Grand Prix has a median complaint mileage of 90721 miles. The most common issue is ENGINE."

"What are common problems with the 2002 Pontiac Grand Prix?"

"The most frequently reported component in NHTSA complaints for the 2002 Pontiac Grand Prix is ENGINE, accounting for a significant portion of the 410 total complaints filed."

2002 Pontiac Grand Prix: Reliability Data

Source: NHTSA — 410 complaints

410

Total Complaints

90,721mi

Median Mileage

ENGINE

Top Issue

Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

64,510 25th Percentile

90,721 Median Mileage

134,840 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

ENGINE

ENGINE AND ENGINE COOLING

ELECTRICAL SYSTEM

VISIBILITY:POWER WINDOW DEVICES AND CONTROLS

FUEL/PROPULSION SYSTEM

SERVICE BRAKES, HYDRAULIC

EXTERIOR LIGHTING

STEERING

AIR BAGS

UNKNOWN OR OTHER

Severity Assessment

Crashes

109

Fires

Injuries

Deaths

Sample Complaint Reports

"260 MILES ON ODOMETER - SEVERE SLOSHING NOISE IN FUEL TANK - NOT NOTICEABLE ON OTHER GRAND PRIX'S - AT 233 MILES, FITTING ON TRANSMISSION COOLER FAILED, CAUSING LOSS OF TRANSMISSION FLUID AND FUNCTION. VEHICLE TOWED TO DEALER. DIAGNOSIS - IMPROPER INSTALLATION OF FITTING.*AK"

"WHILE TRAVELING APPROXIMATELY 20 MPH, AND MAKING A LEFT TURN IN TRAFFIC,THE ENGINE LOST POWER AND SHUT OFF UNEXPECTEDLY, ALL ELECTRICAL FUNCTIONS CONTINUED TO OPERATE, THIS PROBLEM OCCURRED APPROXIMATELY SIX MORE TIMES INTERMITTENTLY WHILE TRAVELING AT VARIOUS SPEEDS, DEALERSHIP HAS EXAMINED THE V..."

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

When Were Complaints Filed?

Number of complaints by the year the issue occurred.

When Does Each Component Fail?

Median mileage at complaint for top components.

ENGINE 86 complaints

25th: 106,530 mi Median: 146,000 mi 75th: 175,000 mi

ENGINE AND ENGINE COOLING 39 complaints

25th: 65,500 mi Median: 92,500 mi 75th: 141,474 mi

ELECTRICAL SYSTEM 37 complaints

25th: 76,750 mi Median: 91,000 mi 75th: 124,500 mi

VISIBILITY:POWER WINDOW DEVICES AND CONTROLS 14 complaints

25th: 40,250 mi Median: 63,575 mi 75th: 70,000 mi

FUEL/PROPULSION SYSTEM 12 complaints

25th: 120,000 mi Median: 132,000 mi 75th: 184,000 mi

Where Are Complaints Coming From?

Top states by complaint count.

MI: 30 OH: 27 NY: 22 IL: 22 PA: 21 IN: 18 FL: 17 CA: 16 AL: 16 MN: 16

Who Files Complaints?

20%

Original Owners

80%

Second+ Owners

Pontiac Grand Prix — Other Years

See how this model compares across different model years.

Year	Complaints	Median Mileage	Top Issue	Crashes
1990	249	89,993	SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:CALIPER	17
1991	242	128,000	SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:CALIPER	13
1992	158	130,000	SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP	10
1993	185	115,000	SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP	19
1994	306	125,000	VISIBILITY:WINDSHIELD WIPER/WASHER	33
1995	245	110,189	SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP	26
1996	116	39,153	ENGINE AND ENGINE COOLING:ENGINE:GASOLINE	10
1997	1064	100,500	EXTERIOR LIGHTING:HEADLIGHTS	52
1998	617	95,000	EXTERIOR LIGHTING:HEADLIGHTS	25
1999	500	95,809	ENGINE AND ENGINE COOLING	18
2000	588	92,000	ENGINE	13
2001	427	96,000	ENGINE	24
2003	136	100,000	ENGINE	9
2004	624	83,000	ENGINE	78
2005	209	71,290	ELECTRICAL SYSTEM	17
2006	365	98,800	ELECTRICAL SYSTEM	33
2007	323	93,500	EXTERIOR LIGHTING	23
2008	199	88,000	ELECTRICAL SYSTEM	14

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28