Engine

1991 GMC C2500
320,000 MILES • 0.5L • V8 • 4WD
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KENNERS
  • MEMBER
  • 1 POST
There is a engine rattle coming from the right side of the motor.It comes when you start to pull a hill or goes under load.If you back off the accelerator and start again it goes away
Dec 25, 2015 at 1:53 PM
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ASEMASTER6371
  • ✓Experienced Mechanic
  • 52,796 POSTS
trying to diag an engine noise without hearing it is a tough question.

it sounds like you may have something going on in the lower end of the motor like a main or rod bearing.

Roy
Dec 25, 2015 at 11:46 PM
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