The intake manifold gasket may develop and external engine oil or coolant leak. In some cases, an internal coolant leak may occur causing coolant to mix with the engine oil. Our technicians tell us that operating the engine with a coolant/oil mix can result in internal engine damage. Replacing the intake manifold gasket should correct these leaks.
Resources for the Repair and Maintenance of your 1991 Buick Century
1991 Buick Century
1991 Buick Century Problems
The inside door handle may break causing the door not to open from the inside.
A door window may move slowly or stop in mid travel due to a failing power window motor. The affected window may start working again after the motor cools off. Replacing the faulty window motor will commonly correct this concern.
The high pressure power steering hose will commonly leak fluid; it should be replaced.
The rubber section of an automatic transmission cooler line may develop a fluid leak . In some cases the leaking section of hose can be replaced. In others, the complete cooler line must be replaced to correct this concern.
1991 Buick Century Recalls (Recent)
Summary: THESE VEHICLES WERE ASSEMBLED WITH REAR OUTBOARD SAFETY BELT ANCHORAGES THAT MAY NOT WITHSTAND THE REQUIRED LOAD. THIS DOES NOT COMPLY WITH FMVSS NO.210, "SEAT BELT ASSEMBLY ANCHORAGES."Learn more »
1991 Buick Century Questions and Answers
I found a part on the garage floor, looks like it came from the exhaust area and may be a sensor. Has exhaust carbon on it and has the #019 on the rim. Has plastic insert inside tapered tube
it runs and idles great but stalls somtimes. it may start rigth back up or takes a couple mins. yesterday i drove it in the morning for about 30 to 40 mins stopping at a couple places came home for...
it runs and idles great but stalls, has new fuel pump,fuel filter,alternater,battery.drive it for a few mins. and it stalls sometimes and will start right back up.stalled three times yesterday than...
i need to know where the tps is located at