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Model Years Affected: 1997, 1998, 1999, 2000, 2001, 2002, 2003
Failure of the crankshaft position sensor, ignition control module, or powertrain control module (PCM) may cause the Check Engine Light to illuminate.
The light service engine lite comes on. I had it fixed about a month ago. Was on a trip and the light came on again. Checked all fluids and they were fine. This costs quite a bit of money.
Q&A > Buick > 1995 Buick LeSabre
Q&A > Buick > 2002 Buick LeSabre
Common Problems > Buick LeSabre