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Home >> Chevrolet >> 2018 >> Equinox L >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission - 6T40 (MNH MNK) Or 6T45 (MHG) - Diagnostic Information And Procedures >> Diagnostic Information And Procedures >> Harsh First And Reverse Shift

Harsh First And Reverse Shift

Checks Causes
Low-Reverse and 1 - 2 - 3 - 4 Clutch Housing (551) Inspect for plugged or restricted Low-Reverse/1 - 2 - 3 - 4 Clutch Piston Housing (551) air bleed
Low and Reverse Clutch
  • Inspect for improper surface finish on Low and Reverse Clutch Plates (545 - 547)
  • Inspect for broken or fatigued Low and Reverse Clutch Apply Plate (547)
  • Inspect for damaged or broken Low and Reverse Clutch Piston (550) and piston seals damaged, worn or leaking
  • Inspect for fatigued or binding Low and Reverse Clutch Piston Return Spring (549)
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