I have a code will not stay out changed relays for fans, changed vent solinoid for evap purg, 1995 BUICK RIVIERA; MILES Missing: 98.
I have an error code Quad Driver Module 1 and a Quad Driver Module. They started late ANONYMOUS. 1995 OLDSMOBILE 98 ; MILES.
Oldsmobile Trouble Code Info Cutlass Supreme 1994 ·97, VIN position 8 =X, GM. Eighty Eight 3.8L Ninety Eight 1994 ·96, VIN position 8 GM. This is not for the novice. We certainly understand how frustrating it can be to look for a code definition and have it not online when you need it. The PCM controls these devices through the use of a Quad-Driver Module QDM. Was this answer helpful? Has any of you all had QDM error and what did you find?