9.0

really awful
Typical Repair Cost:
$580
Average Mileage:
67,500 miles
Total Complaints:
2 complaints

Most common solutions:

  1. not sure (2 reports)
Get notified about new defects, investigations, recalls & lawsuits for the 2000 Pontiac Bonneville:

Unsubscribe any time. We don't sell/share your email.

problem #2

Mar 062007

(reported on)

Bonneville SSei V6

  • Automatic transmission
  • 75,000 miles

Belt broke on supercharger, demolished pulleys. mechanic said that the bearings in the supercharger assembly blew out, causing the assembly to lock up. Gas mileage went down significantly.

- Brandy D., Warsaw, IN, US

Send Comment Add Complaint
problem #1

Nov 292006

(reported on)

Bonneville SSEi 3.8 V6

  • Automatic transmission
  • 60,000 miles

belt on supercharged engine broke, which destroyed pulley, which made gas mileage drop from about 25/29 to 19/22 per gal.

- tbmc, Henderson, NC, US

Send Comment Add Complaint