Reliability & 5-year cost of ownership — 1999 Pontiac Bonneville
NHTSA data on file today
The 1999 Pontiac Bonneville has 4 NHTSA recall campaigns and 143 owner complaints on file as of . Recall data is refreshed daily from NHTSA.
Recall campaigns on file
- NHTSA #09E012000 FMVSS 108/AFTERMARKET COMBINATION LAMPS NHTSA notice
- NHTSA #04V090000 GM/FUEL PRESSURE REGULATOR NHTSA notice
- NHTSA #99V089000 GM/FMVSS 102/TRANSMISSION NHTSA notice
- NHTSA #99V072000 GM/ALUMINUM WHEELS NHTSA notice
Most-cited components in owner complaints
- Engine and Engine Cooling 59 complaints
- Electrical System 22 complaints
- Fuel System, Gasoline 19 complaints
- Air Bags 8 complaints
- Power Train 8 complaints
- Service Brakes, Hydraulic 8 complaints
Of the 143 complaints on file, 5 report a crash and 9 a fire; across all 143 complaints, owners report 6 injuries (owner-reported, not verified by NHTSA).
Below average
Estimated 5-year repair + maintenance cost: $5,500–$8,500AI estimate — not from NHTSA data
The 1999 Pontiac Bonneville shows notable issues with the engine, fuel system, and electrical components, as evidenced by multiple recalls and owner complaints. The combination of engine and fuel system problems could lead to costly repairs, affecting reliability.
Most-common failures
| Part | Typical mileage (AI estimate) | Cost range (AI estimate) | Frequency |
|---|---|---|---|
| engine | 80,000–120,000 miles | $1,500–$3,000 | common |
| fuel pressure regulator | 80,000–110,000 miles | $300–$700 | common |
| transmission | 100,000–140,000 miles | $1,200–$2,500 | occasional |
| electrical system | 90,000–130,000 miles | $400–$1,000 | common |
| wheels | 70,000–100,000 miles | $500–$1,200 | occasional |
AI estimate — not from NHTSA data: the mileage bands and repair-cost ranges above. Get a written repair quote before you budget.
Scheduled maintenance to budget
Routine items every owner should plan for.
- Oil and filter change every 5,000 miles
- Brake fluid replacement every 3-5 years
- Transmission service every 60,000 miles
- Coolant flush every 2 years
- Air filter replacement annually
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Engine misfiring or stalling
- Frequent fuel smell in cabin
- Gear slipping or shifting issues
- Unusual noise from wheels
- Dashboard warning lights
Generated by gpt-4o on from the NHTSA recall campaigns and owner-complaint counts on file for the 1999 Pontiac Bonneville at the time. The rating is an AI assessment; cost and mileage figures are AI estimates, not NHTSA data.