GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 1999 🢒 Firebird 🢒 Transmission/Transaxle 🢒 Manual Transmission - M49 🢒 Transmission Does Not Shift into One Gear

Probable Cause

Action

The transmission shift control is worn, binding or damaged.
  1. Remove the transmission shift control.
  2. Inspect the shift control and replace if necessary.

    3. Refer to Shift Control Assembly Replacement .

Damaged or worn synchronizers.
  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 .