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2007 GMC Sierra 3500 Classic SLT 6.6L motor
Posted to GM Engine on 5/22/2015 9 Replies

Tapping noise from engine area all the time. Noise does seem at time to be very little after warm up. Vehicle runs fine. Does not misfire or smoke. Noise is not a double tap as when injectors are going out. I ran my scanner and tried to cancel and isolate the ...

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  Related Documents & Media  2007 GMC Sierra 3500 Classic SLT

 
Message Closed w/FIX

car Vehicle Data

2007 GMC Sierra 3500 Classic SLT

VIN 1GTHK33D87
Engine6.6 L / 8 cyl / DIESEL
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedMotor
ConditionsNoisy
Message Closed w/FIX

car Vehicle Data

2007 GMC Sierra 3500 Classic SLT

VIN 1GTHK33D87
Engine6.6 L / 8 cyl / DIESEL
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedMotor
ConditionsNoisy