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2004 Chevrolet Express 1500, CMP Sensor Photo
Posted to the Waveform Library on 1/5/2007

This distributor output a -19 to -20 degree CMP Retard PID. This is the 'good' side of the gear. The other side was severely worn. A new distributor output a normal +4 to +5 degrees.

 

car Vehicle Data

2004 Chevrolet Express 1500 4.3L

Engine4.3 L / 6 cyl / GAS
Trans4-speed AutomaticTransmission (Electronic)
DeliveryFuel Injection
SubsystemECM/Inputs/Outputs
Component
ConditionKnown Good

car Vehicle Data

2004 Chevrolet Express 1500 4.3L

Engine4.3 L / 6 cyl / GAS
Trans4-speed AutomaticTransmission (Electronic)
DeliveryFuel Injection
SubsystemECM/Inputs/Outputs
Component
ConditionKnown Good