2005 Pontiac Bonneville: Recalls, Problems & MPG
Here are the deets on the 2005 Pontiac Bonneville: 0 recalls, 27 owner complaints and up to 21 mpg combined.

Recalls
No recalls on file for this model year. Still worth a VIN check.
Most-reported problems
Owner complaints filed with NHTSA, by component. One complaint can list several components. 1 mention a fire, 3 injuries and 0 deaths were reported.
What owners describe
- Airbags (12): the most common themes are warning light on (6), fails to deploy (2).
- Electrical (8): the most common themes are electrical failure (2), warning light on (2).
- Steering (5): the most common themes are steering problems (4), noise or vibration (2).
- Engine (4): no single recurring theme in the descriptions.
The 2005 Pontiac Bonneville has 27 owner complaints, ranking #15 of 16 Bonneville model years for complaints (well below the 119 average). Complaints peaked in 2014 (6 filed that year). The typical problem showed up when the car was about 9 years old, at a median of 119,000 miles. Neighboring years: 2004 (28 complaints, 0 recalls).
Engines & fuel economy (EPA)
| Engine | Transmission | Drive | City | Hwy | Comb. | Fuel |
|---|---|---|---|---|---|---|
| 3.8 L 6-cyl | Automatic 4-spd | Front-Wheel Drive | 18 | 27 | 21 | Regular |
| 4.6 L 8-cyl | Automatic 4-spd | Front-Wheel Drive | 15 | 22 | 18 | Regular |
Want the full repair deets? Get the factory manual.
Recall and complaint data tells you what goes wrong. A service manual tells you how to fix it: torque specs, wiring diagrams, fluid capacities and step-by-step procedures for the 2005 Pontiac Bonneville.
Closest thing to the factory manual for most years. Pay once, keep it.
Most $25–$78, one-timePro-shop repair procedures, wiring diagrams and TSBs for your exact car.
From $19.99/mo · $39.99/yrOEM procedures, specs and recall/TSB info, the same source many shops use.
From $19.99/mo · $59.99/yrStep-by-step photos written from a real teardown. Great for first-timers.
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FAQ
Does the 2005 Pontiac Bonneville have any recalls?
NHTSA doesn't list any vehicle recalls for the 2005 Pontiac Bonneville. Check your VIN at nhtsa.gov/recalls to be sure.
What are the most common 2005 Pontiac Bonneville problems?
Owners have filed 27 complaints with NHTSA. The most-reported areas are airbags (12), electrical (8), steering (5).
What gas mileage does the 2005 Pontiac Bonneville get?
EPA ratings run up to 21 mpg combined (3.8 L, Automatic 4-spd), across 2 engine and transmission combos.
Where can I get a 2005 Pontiac Bonneville repair manual?
eManualOnline sells downloadable manuals, Mitchell 1 DIY and ALLDATAdiy sell online access to factory repair data, and Haynes sells printed guides and online access. Pick a download if you want to keep it, or a subscription for wiring diagrams and TSBs.