GM Service Manual Online
For 1990-2009 cars only

Inspect the detent springs for damage or wear. Replace the springs if damage or wear exists. Measure the spring length.

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Object Number: 12516  Size: SH
  • Replace the reverse detent spring if the overall length is less than 65.6 mm (2.583 in).
  •    • 
  • Replace the detent springs (excluding reverse) if the overall length is less than 26.2 mm (1.031 in).