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ticking noise [Archive] - Chevy TrailBlazer, TrailBlazer SS and GMC Envoy Forum
my car has started making ticking noise wen the car first starts up. wen you rev the engine is gets louder. is there anyway to fix this? i have a 2002 gmc envoy
Dj Ethics
09-23-2009, 12:08 AM
I have this same problem! It ticks at idle then slows during rev then comes back when letting off...