LEMON Manuals: Even more car manuals for everyone
Home >> Buick >> 2011 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 9 (Automatic Transmission - 4T80-E - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> Transmission Slips in Reverse

Transmission Slips in Reverse

WARNING: This page is about a different variant/trim than selected.
Transmission Slips in Reverse

Checks Causes
Fluid Level Too high or too low
Line Pressure Too low
Primary Pump Gears worn or broken
Reverse Accumulator Seal and Housing
  • Seal cut
  • Oversize chamfer in bore
Reverse Band Damaged, burned, slipping
Reverse Band Anchor Pins Loose, missing
Reverse Clutch Plates Damaged or burned
Reverse Clutch Seals Cut, damaged or leaking
Reverse Servo Pin Binding, too short
Reverse Servo Piston Damaged or cracked
Reverse Servo Seals Cut, damaged or leaking
Scavenge Pipe Debris in pipe
Scavenge Pipe Seal Cut or damaged
Scavenge Pump Gears worn or broken