9.5

really awful
Crashes / Fires:
0 / 0
Injuries / Deaths:
0 / 0
Average Mileage:
1,000 miles

About These NHTSA Complaints:

This data is from the NHTSA — the US gov't agency tasked with vehicle safety. Complaints are spread across multiple & redundant categories, & are not organized by problem.

So how do you find out what problems are occurring? For this NHTSA complaint data, the only way is to read through the comments below. Any duplicates or errors? It's not us.

2004 Pontiac Bonneville engine problems

engine problem

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2004 Pontiac Bonneville Owner Comments

problem #1

Mar 152004

Bonneville 6-cyl

  • Automatic transmission
  • 1,000 miles

A D V E R T I S E M E N T S

The 3.3L engine stalled while driving at any speed. It also happened while the vehicle was in motion at 35 mph. The vehicle as been to the dealer on 4 separate occasion, but they were unable to correct the problem.

- Great Mills, MD, USA

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