GM Service Manual Online
For 1990-2009 cars only
Table 1: 3-5 Reverse Clutch
Table 2: 1-2-3-4 Clutch
Table 3: 4-5-6 Clutch

3-5 Reverse Clutch

Clutch Pack Travel Specification - 1.21-1.79 mm (0.048-0.070 in)

Retaining Ring Thickness

O.D. Colour

Metric

English

Important: After measuring clutch pack travel, determine if the measurement is within the specification. If the measurement is not within the specification, measure the thickness of the existing retaining ring, and then choose a thicker or thinner retaining ring that will bring the measurement within specification.

1.61-1.71 mm

0.063-0.067 in

Gray

1.88-1.98 mm

0.074-0.078 in

Light Green

2.15-2.25 mm

0.085-0.089 in

Yellow

2.42-2.52 mm

0.095-0.099 in

None

2.69-2.79 mm

0.106-0.110 in

Purple

1-2-3-4 Clutch

Clutch Pack Travel Specification - 1.53-1.99 mm (0.060-0.078 in)

Retaining Ring Thickness

O.D. Colour

Metric

English

Important: After measuring clutch pack travel, determine if the measurement is within the specification. If the measurement is not within the specification, measure the thickness of the existing retaining ring, and then choose a thicker or thinner retaining ring that will bring the measurement within specification.

2.15-2.25 mm

0.085-0.089 in

Yellow

2.42-2.52 mm

0.095-0.099 in

None

2.69-2.79 mm

0.106-0.110 in

Purple

2.96-3.06 mm

0.117-0.120 in

Light Blue

3.23-3.33 mm

0.127-0.131 in

Orange

4-5-6 Clutch

Clutch Pack Travel Specification - 1.28-1.89 mm (0.050-0.074 in)

Retaining Ring Thickness

O.D. Colour

Metric

English

Important: After measuring clutch pack travel, determine if the measurement is within the specification. If the measurement is not within the specification, measure the thickness of the existing retaining ring, and then choose a thicker or thinner retaining ring that will bring the measurement within specification.

1.60-1.70 mm

0.063-0.067 in

Yellow

2.02-2.12 mm

0.080-0.083 in

None

2.44-2.54 mm

0.096-0.100 in

Purple