I drive a 03 Chevy Silverado with an 8.1 and I recently discovered a noise coming from the right side of the motor, it's not a ticking it's more of a knocking noise, what could it be?

Asked by Sam Aug 29, 2015 at 10:18 AM about the 2003 Chevrolet Silverado 2500HD 4 Dr LT 4WD Crew Cab LB HD

Question type: Maintenance & Repair

Recently changed oil, no lights or sensors
are on, water pump is leaking though.

3 Answers

I did some research and there is so many possibilities, from the piston slap to the camshaft being bad, but my truck runs like a champ with 168000 miles,should I worry about or should I ignore it

Aight Thankyou! And valvoline with a quart of Lucas is what I use!

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