1999 Buick Riviera Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 1999 Buick Riviera

1999 Buick Riviera Problems

Rubber Transmission Cooler Lines Can Leak Fluid

An automatic transmission fluid leak may develop from the rubber section of a transmission cooler line. In some cases the rubber section of hose can be replaced. In others, the complete cooler line must be replaced to correct this type of leak.

Intake Manifold Gasket May Leak Engine Oil

The intake manifold gasket may develop external engine oil leak. The manifold gasket will need to be replaced to correct this issue.

Stalling Due to Mass Air Flow or Crankshaft Position Sensor Failure

The mass air flow or crankshaft position sensor may fail causing the engine to intermittently stall. It may be necessary for the engine to cool down before it will restart.

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1999 Buick Riviera Reviews

Have owned 2 99s and 1 98 which are effectively the same car. Obviously I love my Rivieras That said, they all have had supercharger coupler failures, leveling system failures, and trunk leaks, all of which are relatively easy to repair with the leveling system the most expensive to repair. One had a bad intake manifold gasket that leaked antifreeze into the intake that I never repaired. Have...
Love this car, but there are a bunch of little problems.

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