1999 Oldsmobile LSS Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 1999 Oldsmobile LSS
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1999 Oldsmobile LSS ProblemsCheck Engine Light Due to Ignition Related Failures
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.