GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 1999 🢒 Firebird 🢒 Transmission/Transaxle 🢒 Manual Transmission - MM6 🢒 Transmission Locked in One Gear

Probable Cause

Action

There is an internal bind in the transmission, caused by a shift rail or shift fork.
  1. Remove the transmission.

    2. Refer to Transmission Replacement .

  2. Disassemble and inspect the transmission for the following:
    3. • Worn or broken shift rail
    • Bent or damaged shift fork
  3. Replace worn or damaged components as necessary.

    4. Refer to Transmission/Transaxle/Transfer Case Unit Repair Manual.

  4. Install the transmission.

    5. Refer to Transmission Replacement .

Incorrectly assembled or broken shift mechanism, or damaged geartrain components.
  1. Remove the transmission.

    2. Refer to Transmission Replacement

  2. Disassemble and inspect the transmission.
  3. Replace worn or damaged components as necessary.

    4. Refer to Transmission/Transaxle/Transfer Case Unit Repair Manual.

  4. Install the transmission.

    5. Refer to Transmission Replacement .