1991 Buick LeSabre Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 1991 Buick LeSabre

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The mass air flow or crankshaft position sensor may fail causing the engine to stall intermittently. Proper diagnoses will be necessary to determine the cause of any stalling condition.

The transmission pressure control solenoid may fail causing erratic shifting. Our technicians tell us that partial dis-assembly of the transmission is necessary to replace a failed pressure control solenoid.

The intake manifold gasket can develop external engine oil leaks. The intake manifold will need to be removed and the gaskets replaced to correct this issue.

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I changed fuel pump fuel realy and coil pack and igation moduel and crank senors and cam senors and map senors and wiring and ecm wat else is there

According to the test results, my car is a GROSS POLLUTER. it shows the following FAILS;
1.) Fuel Cap Functional
2.) Fuel Cap Visual
3.) Fuel Evaporative Controls Functional
4.) Fuel Evaporative Controls

The ASM Emissions Test Results;
HC (PPM)
Test at 15 mph; Max 77, GP 285, MEAS 269.
...

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mybe you can tell me how to get the window panels off for I can fix them myself other thin that I don't have that much the my car it's good on gas and everthing.

power window units front and rear had to be replaced, not under warranty. 2001 LeSabre Custom only 68,000 miles transmission problems, no reverse happened thhis date 7/10 09

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