Vauxhall Workshop Service and Repair Manuals

Put gearshift lever in idle. Raise vehicle.

  Remove

Remove folding cover of shift linkage from outrigger. Remove 4 retaining clips (arrows). Fold folding cover forwards.

Loosen bolt (arrow) of clamp on outer shift rod.

Lower vehicle.

Unclip sleeve with frame (1) from centre console and fold upwards.

Remove folding cover (2) from flanging at transmission tunnel and fold upwards.

Caution

Make change to KM-631 for Omega-B vehicles.

Mill in 3 to 5 mm/0.12 to 0.2 in. deep (1) at position shown and mark the alteration by adding "-A" after the tool number.

New adjustment tools have already been modified. KM-631-A is also suitable retroactively for the gearshift lever adjustment on the Omega-A / Senator-B.

Install Adjustment Gauge KM-631-A (1) from above in gearshift lever housing, pushing gearshift lever in idle path slightly to the right. If necessary, lift reverse gear pawl to install service tool correctly in gearshift lever housing.

Gearshift lever is locked before 5th gear shift level using Adjustment Gauge KM-631-A.

Raise vehicle.

Turn outer shift rod clockwise to stop with suitable open-jawed spanner (as seen in driving direction).

Torque/angle method

Tighten clamp bolt – 10 Nm + 180° + 45°

Attach folding cover of shift linkage to shift outrigger. Install 4 retaining clips.

Lower vehicle.

  Remove

Remove Adjustment Gauge KM-631-A from gearshift lever housing.

Shift through gears, ensuring that shifting is absolutely smooth. If necessary, repeat adjustment.

  Install

Attach folding cover (2) to transmission tunnel and sleeve (1) to centre console.