The Weekly Driver
Reliability

Pontiac

Owner Complaints by Model and Engine

Based on 17,434 NHTSA complaints. Updated October 2026.

16 Models
171 Engines Rated
26 Generations
17,434 NHTSA Complaints
Generations by reliability score
10 above the class average9 about average6 below average

Showing 16 of 16 models

Sports Car

4 models
Firebird
3 generations · 11 engines
200020012002
3 above the class average
Gto
3 generations · 12 engines
200420052006
2 above the class average1 about average
Solstice
1 generation · 7 engines
2006-2010
1 about average
Trans Am
1 generation · 3 engines
2002

Compact Sedan

4 models
G3
1 generation · 2 engines
2009
1 about average
G5
3 generations · 12 engines
200720082009
3 below average
Sunfire
1 generation · 9 engines
2000-2005
1 above the class average
Vibe
1 generation · 12 engines
2003-2010
1 about average

Full-Size Sedan

3 models
Bonneville
1 generation · 4 engines
2000-2005
1 above the class average
G8
1 generation · 6 engines
2008-2009
1 above the class average
Grand Prix
5 generations · 39 engines
20002001200220032004-2008
1 above the class average2 about average2 below average

Midsize SUV

2 models
Aztek
1 generation · 7 engines
2001-2005
1 below average
Torrent
1 generation · 4 engines
2006-2009
1 about average

Midsize Sedan

2 models
G6
1 generation · 22 engines
2005-2010
1 about average
Grand Am
1 generation · 15 engines
2000-2005
1 about average

Minivan

1 model
Montana
1 generation · 6 engines
2000-2006
1 above the class average
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