View Single Post
Old 03-06-2019, 09:19 AM   #2 (permalink)
RampRat31
Junior Member
 
Join Date: Mar 2019
Location: Indianapolis
Age: 42
Posts: 4
Rep Power: 0
RampRat31 is on a distinguished road
Default

Did you check your throttle body assembly for contaminants as well as your intake filter? Sometimes, when one or the other gets dirty/clogged, it will fool the ECM into dumping more fuel into the engine. Another thing is the blasted fuel cap issue that GM is notorious for.
RampRat31 is offline   Reply With Quote