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2009 Chevrolet Silverado 1500 WT 4.3L Spark Knock
Posted to GM Driveability on 6/26/2014 8 Replies

Customer brought this vehicle in stating that it will not back up a hill, there is no power in reverse, the customer is hard of hearing and did not hear the spark knock (sounds like a diesel idleing.) Monitored the scan data and the fuel trims were 0 to -1. We...

8 Replies Received (View Replies)

  Related Documents & Media  2009 Chevrolet Silverado 1500 WT

 
Message Closed w/FIX

car Vehicle Data

2009 Chevrolet Silverado 1500 WT

VIN 1GCEC14X49
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsSpark Knock
OccursIdle

Trouble Codes

P0326Knock Sensor Noise Channel High Voltage
Message Closed w/FIX

car Vehicle Data

2009 Chevrolet Silverado 1500 WT

VIN 1GCEC14X49
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsSpark Knock
OccursIdle

Trouble Codes

P0326Knock Sensor Noise Channel High Voltage