It is highly unlikely the fans themselves have failed, but the whole system includes fuses, relays and sensors, any one of which could have failed. Scanning for trouble codes may also give you some direction. Then check the fuses, trouble shoot the relays and the sensor. And of course check the coolant level to make sure its full.
2002 Pontiac Grand Prix GT
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Maintenance & Repair
Temperature gauge goes a little over halfway point when idling. I know the fan motors work since they come on when AC is turned on. How do I figure out what’s causing the fans not to kick on whe...
2007 Pontiac Grand Prix Base
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Maintenance & Repair
So I'm driving probably 55-60 and the rpms dropped suddenly and that's when this started happening. The engine would rev to 3000 rpms but wouldn't go any faster than 50mph. If I shift to neutral it re...
2008 Pontiac Grand Prix Base
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Maintenance & Repair
engine runs hotter than normal when sitting in traffic and the fans do not come on
2004 Pontiac Grand Prix GT1
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Maintenance & Repair
Just recently put front hub bearings and while turning and appying breaks the abs kicks in and there is no abs light
2005 Pontiac Grand Prix GT
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Maintenance & Repair
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