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GM DEF Testing
Posted to Technical Discussion Forum on 4/18/2014 56 Replies

The above vehicle has just over 15,000 miles on it. The driver was getting intermittent reduced speed notices and a MIL for a P204F. The vehicle was brought to a dealer who found low pressure from the DEF pump.

The dealer tested the DEF fluid and found "flui... Login to read more.

56 Replies Received (View Replies)

 

car Vehicle Data

2013 Chevrolet Silverado 2500 HD WT 6.6L

Engine6.6 L
Trans6-speed Automatic (Electronic)

car Vehicle Data

2013 Chevrolet Silverado 2500 HD WT 6.6L

Engine6.6 L
Trans6-speed Automatic (Electronic)