GM Service Manual Online
For 1990-2009 cars only

Object Number: 1224146  Size: SH

Measure the end thickness of shift fork and replace if necessary.

Specifications:

    • The standard shift fork end thickness for the low speed shift fork is 8.7 mm (0.343 in).
    • The shift fork end thickness limit for the low speed shift fork is 8.1 mm (0.319 in).
    • The standard shift fork end thickness for the high speed shift fork is 7.8 mm (0.307 in).
    • The shift fork end thickness limit for the high speed shift fork is 7.2 mm (0.283 in).
    • The standard shift fork end thickness for the fifth gear shift fork is 7.8 mm (0.307 in).
    • The shift fork end thickness limit for the fifth gear shift fork is 7.2 mm (0.283 in).