Beginning Bleeding Procedure

1998 Oldsmobile Achieva 3.1 M, 4T40E/MN4SECTION Beginning Bleeding Procedure
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 1999 Pontiac Grand Prix, 1999 Pontiac Firebird, 1999 Oldsmobile Intrigue, 1999 Chevrolet Camaro, and 1998 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.

Clean master cylinder reservoir cover and surrounding area. Remove reservoir cap. Ensure reservoir is full. Attach Bleeder Adapter (J-35589) to reservoir. See Fig 1 . Attach bleeding equipment and pressurize system to 5-10 psi (.35-.70 kg/cm2 ) for 30 seconds to ensure there are no leaks. Slowly increase pressure to 30-35 psi (2.1-2.4 kg/cm2 ).

Fig 1: Special Bleeder Adapter Tool
G98E63523Courtesy of GENERAL MOTORS CORP.
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.