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Okay folks this will be a strange one for you. 04' Deville 167000 miles ran great smooth and great gas mileage. One day the idle was running high so I replaced the ICM and it took the idle down but seems too low at about 675 in gear while stopped. (I think it's too low) From this point the car now has other issues I've never experienced before the ICM issue. First, when cold start the engine seems like it's laboring more with vibration and acceleration. Even after it warms up I still feel the engine more then I use to but not an absolute miss. There are no misfire codes and
I have a 1990 Deville 4.5L 4D sedan I picked up about a week ago, the car has been garaged most of its life and the mileage just rolled over 101,000. Before I picked up this car I know it had been sitting outside a garage for about 6-9 months, and was filled with bee's. Just before I picked up the car they replaced the distributor, spark plugs and plug wires, replaced the main gasket on the bottom of the transmission, changed the tranny oil, charged the battery, and topped off the other fluids. I have run a few oz of seafoam through the brake booster vacuum line to help clear out the cylinder
Hi, All -- my first post. I have a 1996 Deville -- 96,000 miles -- showroom. Love it to pieces. Recently, it starting missing -- once in a while on idle, always when accelerating. Nice jerking motion accompanied by flashing SES. I gather I could replace the coil packs, wires, dist cap, rotor, sparks, fuel filter, etc . . . spend maybe $750 looking for the "easy" fixes. If these don't work, will I have to junk my baby??? From your collective experiences, how often is this actual engine trouble requiring repairing / rebuilding engine and the associated $3,000 price tag? I don't want to lose my