Pontiac Bonneville Problems by Model Year

NHTSA recorded 1,966 consumer complaints across the 19 model years of the Pontiac Bonneville (1987–2005) that have at least 5 complaints. 1998 has the most, with 277. Across all years, the part named most often is engine cooling (530 mentions). Pick a model year below to see its parts, mileage, recalls and service bulletins.

Best and worst Bonneville years →

All Bonneville model years

Years with fewer than 5 complaints are not listed. The score compares years of the same model, allowing for the era and for how long each year has collected complaints: 50 is a typical year, lower means fewer complaints. It is not adjusted for sales volume.

Parts named most often, all years

Counts add up complaint mentions across the listed years. A complaint can name several parts.

• Engine cooling530 29%
• Electrical system298 16%
• Brakes229 12%
• Steering197 11%
• Fuel system166 9.0%
• Transmission and drivetrain159 8.6%
• Air bags143 7.7%
• Visibility (wipers, defrost, mirrors)128 6.9%

Example complaints

One per model year, chosen for length and detail. Personal details are removed. They are consumer reports, not findings.

Other Pontiac models

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