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2005 Chevrolet Silverado 1500 4.8L MIL Lamp on
Posted to GM Driveability on 8/7/2009 7 Replies

we have replaced the #1 knock sensor but the 327 code keeps coming back. we checked wiring from ecm and seems to be ok. anyone have any ideas on the best way to diagnose this? have been down trouble trees to no avail. thanks larry.

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  Related Documents & Media  2005 Chevrolet Silverado 1500

 
Message Closed

car Vehicle Data

2005 Chevrolet Silverado 1500

VIN 1GCEC19V45
Engine4.8 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / port fuel
EmissionsOBD-II Compliant
SymptomsMIL Lamp On

Trouble Codes

P0327Knock Sensor Front Circuit Low Voltage
Message Closed

car Vehicle Data

2005 Chevrolet Silverado 1500

VIN 1GCEC19V45
Engine4.8 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / port fuel
EmissionsOBD-II Compliant
SymptomsMIL Lamp On

Trouble Codes

P0327Knock Sensor Front Circuit Low Voltage