For 1990-2009 cars

#### Harsh or Soft 2-3/3-2 Shift Feel

Checks | Cause
--- | ---
DEFINITION: One of the two following conditions occurs during a second to third gear steady throttle upshift, or a third to second gear coast, or a light to moderate throttle detent downshift:

• | Harsh shift feel -- an unacceptable quick gear change occurs.

• | Soft shift feel -- an unacceptable long gear change occurs.

Automatic Transmission Fluid Level, soft shift only | Low fluid level
Transmission Main Line Pressure | Low or high transmission main line pressure
Oil Filter Assembly, soft shift only |

• | The oil filter assembly (100) is missing, plugged, or damaged.

• | The oil filter seal assembly (101) is missing or damaged.

2-3 Accumulator Assembly |

• | Misassembled upside down 2-3 accumulator assembly

• | Damaged or missing 2-3 accumulator piston oil seal ring (137B)

• | A damaged or missing 2-3 accumulator piston cushion spring (143) or outer spring (138)

• | A stuck or binding 2-3 accumulator piston (136B)

• | Debris in the passages of the accumulator cover spacer plate (134)

Control Valve Body Assembly |

• | Debris in the passages of the control valve body (301) or control valve body spacer plate assembly and gasket assembly (396)

• | Missing or mislocated #4 or #9 ball check valves (372)

• | Misassembled 2-3 accumulator valve (340-345) line-up

• | Stuck or binding 2-3 accumulator valve (344)

• | Missing, damaged, or misassembled 2-3 accumulator valve bushing (345), bore plug (343), or retainers (342, 385)

Driven Sprocket Support Assembly, soft shift only | A plugged third clutch oil passage in the driven sprocket support assembly (609)
Third Clutch Assembly |

• | The input clutch housing oil seal rings (628) are missing or are damaged.

• | The third clutch ball check valve assembly (724) is missing or is damaged.

• | The third clutch piston (642) is damaged.

• | The third clutch piston inner seal (641) is missing or damage.

• | The third clutch plates (645-648) are worn or misassembled.