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yeti
09-25-2006, 17:06
What would cause the no.1 main journal to fail other than lack of oil or lack of oil changes? The truck is a 93 GMC k2500 TD with 220,000 miles.
DmaxMaverick
09-25-2006, 17:46
What would cause the no.1 main journal to fail other than lack of oil or lack of oil changes? The truck is a 93 GMC k2500 TD with 220,000 miles.

Harmonic balancer and/or isolated pulley.
yeti
09-25-2006, 17:50
Harmonic balancer and/or isolated pulley.

I was thinkin it might be the balancer. Thanks