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Re: Couple Dumb Questions
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Originally Posted by jessep28
Would a serpentine belt going bad cause abnormal engine vibration on fan operation? It's the same abnormal vibration on all fan settings, AC/NO AC etc.
Just noticed that this morning. Thanks loyal Grand Prix...  |
I don't think so. More likely to have a bad idler pulley. That's the one that puts tension on the belt. They do wear out the bearings and create a ridge around the circumference. But yours sound more like a bad blower motor.
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97 Grand Prix GT
360,000 miles as of 02-01-09
391 000 miles as of 11-17-11
400,000 miles as of 3-15-13
01 Duramax/Allison
07 G6 convertible
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