Pontiac G6 ReliabilityAll Years Ranked (2005–2009)
Side-by-side AutoScores, risk levels, and owner-cost projections for every Pontiac G6 we've analyzed. Identify the best years to buy, the ones to avoid, and the problems that follow the G6 across generations.
Average AutoScore
70/100
Best Year
2008 Pontiac G6
Score 75
Weakest Year
2005 Pontiac G6
Score 68
Every Pontiac G6 Ranked
Sorted by AutoScore. Each link opens the full year-specific report.
A comfortable cruiser with decent power, but regular maintenance and a keen eye on common electrical and steering faults are essential for a good ownership experience.
Top risks: Electric Power Steering (EPS) System · Front Suspension Components · Electrical System (General)
A budget-friendly daily driver that demands diligent pre-purchase inspection and an allowance for common GM quirks.
Top risks: Power Steering System · Electrical System · Transmission (Automatic)
A capable but flawed mid-size sedan, requiring careful vetting and a repair budget to navigate its common and costly pitfalls.
Top risks: Power Steering System · Electrical System · Water Leaks / Sunroof Drains
An affordable sedan with a comfortable ride, but prepare for common steering and transmission issues if you choose to buy.
Top risks: Steering System · Automatic Transmission (4T45-E) · Electrical System
A value-conscious choice with known challenges that can be mitigated by careful pre-purchase inspection and proactive maintenance.
Top risks: Electrical System · Power Steering System · Automatic Transmission
Problems That Follow the G6 Across Generations
Issues that appear in the top-3 risks across multiple model years — the cost of ownership you can actually predict.
Electrical System
Appears in 4 model years · 80% of generations
Power Steering System
Appears in 3 model years · 60% of generations
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