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2002 Chevrolet Silverado 2500 HD 8.1L MIL Lamp on
Posted to GM Driveability on 5/15/2007 4 Replies

I was wondering if anyone has run into this problem before. I have a code P0343(CMP signal to high) I am not familiar with this system. There are two values on my scanner that read CMP low to high & CMP high to low signals. Both numbers keep increasing up to a...

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  Related Documents & Media  2002 Chevrolet Silverado 2500 HD

 
Message Closed w/FIX

car Vehicle Data

2002 Chevrolet Silverado 2500 HD

VIN 1GCHK29G32
Engine8.1 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0343Camshaft Position Sensor Supply Voltage Too High
Message Closed w/FIX

car Vehicle Data

2002 Chevrolet Silverado 2500 HD

VIN 1GCHK29G32
Engine8.1 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0343Camshaft Position Sensor Supply Voltage Too High