GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 1997 🢒 GMC Suburban - 2WD 🢒 Transmission/Transaxle 🢒 Automatic Transmission - 4L80-E 🢒 Low and Reverse Band Servo Assembly Removal

    Object Number: 28388 Size: SH
  1. Remove the low and reverse band servo cover bolts (61).
  2. Remove the low and reverse band servo cover (62).
  3. Remove the low and reverse band servo cover gasket (63).
  4. Inspect the low and reverse band servo cover (62) for damage.

    5. Object Number: 28389 Size: SH
  5. Remove the low and reverse band servo assembly (64-73).
  6. Remove the 1-2 accumulator piston spring (74) from the transmission case.
  7. Inspect the low and reverse band servo transmission case bore for wear and scoring.
  8. Inspect the 1-2 accumulator piston spring (74) for distortion.