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International Automotive Technicians Network
2012 Chevrolet Silverado 1500 LT 5.3L Oil Pump. CYL2 misfire
Posted to GM Engine on 7/27/2017 13 Replies

GM Techs need some help here. This truck is driving me crazy. Installed new oil pump, sensor, and screen. Truck runs perfect but at idle you can watch misfire scan data and shows miss only at idle only on cyl 2. Scan data also shows the AFM is inhibited due to...

13 Replies Received (View Replies)

  Related Documents & Media  2012 Chevrolet Silverado 1500 LT

 
Message Closed w/Summary

car Vehicle Data

2012 Chevrolet Silverado 1500 LT

VIN 1GCPKSE77C
Engine5.3 L / 8 cyl / FLEX
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedOil Pump. Cyl2 Misfire
ConditionsLow Pressure/Inop Afm
Message Closed w/Summary

car Vehicle Data

2012 Chevrolet Silverado 1500 LT

VIN 1GCPKSE77C
Engine5.3 L / 8 cyl / FLEX
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedOil Pump. Cyl2 Misfire
ConditionsLow Pressure/Inop Afm