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Duramax LML diagnosis
Posted to Technical Discussion Forum on 3/1/2023 9 Replies

I have a 2015 Silverado 3500 with the LML Duramax engine, but the High Pressure fuel pump has been retrofitted to a CP3 pump instead of the CP4 that was originally installed.

The truck is a crank, no start and I am diagnosing the fuel system using ATG's manu... Login to read more.

9 Replies Received (View Replies)

 

car Vehicle Data

2015 Chevrolet Silverado 3500 HD LT 6.6L

VIN 1GB4KZE80F
Engine6.6 L
Trans6-speed Automatic (Electronic)

car Vehicle Data

2015 Chevrolet Silverado 3500 HD LT 6.6L

VIN 1GB4KZE80F
Engine6.6 L
Trans6-speed Automatic (Electronic)