P091 Diagnostic Trouble Code Discussion for February 2007
PRNDL mal
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| Help Request | Posted | |
| 1993 Cadillac DeVille 4.9L Excessive Emissions VIN: IG6CD53B9P P091: PRNDL mal. I've got a Caddy really testing me, PLEASE HELP! It runs very rich, as shown in the gas readings. I've disconnected the fuel regulator hose (no sign of fuel there)& disconnected & plugged the canister hose @ throttle body. I fired the injectors individ... |
February 23, 2007 |
