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International Automotive Technicians Network
2003 Chevrolet Trailblazer North Face 4.2L Valves
Posted to GM Engine on 1/13/2012 6 Replies

Truck brought into shop running ok but with noise complaint. Loud, rythmic tapping noise similar to rod knock but comming from top end. Removal of camshaft cover revealed clyinder #4 intake valve rocker had slid off the top of the valve and was pushing down on...

6 Replies Received (View Replies)

  Related Documents & Media  2003 Chevrolet Trailblazer North Face

 
Message Closed w/FIX

car Vehicle Data

2003 Chevrolet Trailblazer North Face

VIN 1GNDT13S83
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedValves
ConditionsRocker Arm Came Off
Message Closed w/FIX

car Vehicle Data

2003 Chevrolet Trailblazer North Face

VIN 1GNDT13S83
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedValves
ConditionsRocker Arm Came Off