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2007 GMC Sierra 2500 HD Classic SLE 6.6L Fuel Knock at Idle
Posted to GM Driveability on 9/13/2011 4 Replies

i have this 07 lbz that has a fuel knock at idle no smoke or codes 1500 rpm no knock i have put 2 new injectors in on cylinders with higher balence rate but was still in spec balance rate on all cyl are #1 -1.7 #2 0.5 #3 0.2 #4 o.6 #5-1.2 #6-1.1 #7 2.6 #8 1.1 ...

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  Related Documents & Media  2007 GMC Sierra 2500 HD Classic SLE

 
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car Vehicle Data

2007 GMC Sierra 2500 HD Classic SLE

VIN 1GTHK23D77
Engine6.6 L / 8 cyl / DIESEL
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsFuel Knock at Idle
OccursIdle
Message Closed

car Vehicle Data

2007 GMC Sierra 2500 HD Classic SLE

VIN 1GTHK23D77
Engine6.6 L / 8 cyl / DIESEL
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsFuel Knock at Idle
OccursIdle