Symptoms:

  • Erratic shift timing
  • Failsafe mode
  • Harsh shifts
  • Burnt clutches
  • Overheated fluid
  • Ratio codes
  • Slipping gears
  • Soft shifts

Cause:

Excess wear in various bores allows pressure loss that causes drivability concerns.

Correction:

Recover hydraulic control and restore normal shift operation by reconditioning the bore and installing Sonnax oversized clutch cutoff valve kit.
  • 09G, 09K, 09M, 6F21WA, TF-60SN, TF-80SC, TF-81SC Oversized Clutch Cutoff Valve Kit 15741-63K
  • 09G, 09K, 09M, 6F21WA, TF-60SN, TF-80SC, TF-81SC Oversized Clutch Cutoff Valve Kit 15741-63K

You need this if...

Vacuum testing at the port(s) indicated fails to hold the recommended minimum in-Hg, or if wear is visually detected.

09G, 09K, 09M, 6F21WA, TF-60SN, TF-80SC, TF-81SC Oversized Clutch Cutoff Valve Kit Vacuum Test Locations
09G, 09K, 09M, 6F21WA, TF-60SN, TF-80SC, TF-81SC Oversized Clutch Cutoff Valve Kit Vacuum Test Locations
09G, 09K, 09M, 6F21WA, TF-60SN, TF-80SC, TF-81SC Oversized Clutch Cutoff Valve Kit Vacuum Test Locations