Symptoms:

  • 6th Slip
  • 2nd Slip
  • Clutch failure
  • Poor shift quality
  • Ratio errors

Cause:

Oscillation of the clutch C valve causes bore wear that prevents proper hydraulic actuation of clutch C.

Correction:

Recover hydraulic control and renew shift performance by reconditioning the bore and installing Sonnax oversized clutch C regulator valve.
  • 6R100, 6R60, 6R75, 6R80 (2009–2014), 6R80 (2015-Later), ZF6HP19, ZF6HP26, ZF6HP32 Oversized Clutch C Regulator Valve 95740-40K
  • 6R100, 6R60, 6R75, 6R80 (2009–2014), 6R80 (2015-Later), ZF6HP19, ZF6HP26, ZF6HP32 Oversized Clutch C Regulator Valve 95740-40K

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.

6R100, 6R60, 6R75, 6R80 (2009–2014), 6R80 (2015-Later), ZF6HP19, ZF6HP26, ZF6HP32 Oversized Clutch C Regulator Valve Vacuum Test Locations