why does my engine load up after getting fuel on 2004 Chevrolet Express 2500

also does the same thing when backing in a steep drive way it happens intermittentley i can clear it out by revving the engine

by in Sayville, NY on May 04, 2012
1 answer
ANSWER by on May 04, 2012
Most likely the fuel pump pump is going bad. Will need to check pressure and volume. They go bad right around 100k.