Buick Regal: Repair Instructions - On Vehicle

 Air Conditioning Compressor Oil Balancing

Draining Procedure NOTE: Drain and measure as much of the refrigerant oil as possible from the rear head ports of the REMOVED compressor. 1. Remove the compressor crankcase oil drain plug from the removed compressor and drain the refrigerant oil from the crankcase into a clean, graduated container

 Suspension General Diagnosis

SPECIFICATIONS TRIM HEIGHT SPECIFICATIONS Trim Height Specifications (P-R Height) - Hatchback NOTE: For 0% option vehicles add 1 mm to front and rear suspension values. For 100% option vehicles subtract 4 mm from front suspension values and substract 3 mm from rear suspension values. Trim Height