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Home >> Oldsmobile >> 1988 >> Ninety-Eight Regency >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Servicing - A/T >> Lubrication >> Draining & Refilling

Draining & Refilling

  1. With vehicle raised and drain pan placed under transmission, remove front and side transmission oil pan bolts. Loosen rear pan bolts about 4 turns each.
  2. Carefully pry pan loose with screwdriver, allow fluid to drain. Remove remaining bolts and oil pan with gasket. Remove filter screen with "O" ring or seal. Clean pan and magnet.
  3. Thoroughly clean pan and screen with solvent and dry with compressed air. Paper type filters should be replaced. Install new "O" ring or seal, lubricated with clean oil, onto filter screen.
  4. Install filter screen assembly to transmission. Use new pan gasket and install pan. Add proper amount of fluid to transmission through filler tube.
  5. Start engine with shift selector lever in Park position and with parking brake set. Check fluid level and add as required. DO NOT  overfill.