G Model Steering Column Replacement - GMC 1986 P-Truck Service Manual

3B4-16 STEERING COLUMN
Tighten
• Nuts (10) to 24 N m (18 ft. lbs.).
• Screws (7) and nuts (8) to 30 N m (22 ft.
lbs.).
7. Seal (4) and covers (3, 5) to the dash.
8. Screws (6).
• Remove plastic spacers from the flexible
coupling pins.
Measure
• Pot joint (12) operating angle must not
exceed 12 degrees.
• Flexible coupling (13) must not be distorted
greater than ± 1.5 mm (0.06 inch) due to pot
joint bottoming, in either direction.
10. Transmission indicator cable (some models).
11. Connectors to the steering column harness.
• C onnect the n e u tra l-sta rt sw itch and
back-up lamp switch connectors (some
models). Refer to SEC. 8B (CHASSIS
ELECTRICAL) in this manual.
12. S teering wheel. Refer to " S teering Wheel
Replacement" in this section.
13. Transmission control linkage.
14. Battery ground cable.
G MODEL STEERING COLUMN
REPLACEMENT
Remove or Disconnect (Figure 10)
1. Battery ground cable.
2. Transmission control linkage from the column
shift tube levers.
3. Upper universal joint pinch bolt (14) from the
intermediate shaft. Mark the relationship of the
universal yoke to the steering shaft.
4. Screws (7), nuts (8) and bracket (9).
5. Screws (6) from the cover and seal.
6. S teering wheel. Refer to " S teering Wheel
Replacement" in this section.
7. Steering column harness at the connectors.
• Disconnect the neutral-start switch and
back-up lamp switch connectors (some
models). Refer to SEC. 8B (CHASSIS
ELECTRICAL) in this manual.
8. Steering column assembly. Rotate the column so
the shift lever clears the dash opening.
6. Screws
7. Screws
8. Nuts
9. Bracket
14. Pinch Bolt
Figure 10—Steering Column Installation (G Model)
Install or Connect (Figure 10)
NOTICE: For steps 3 and 5 see "Notice" on
page 3B4H1.
1. Lower end of the steering column through the
dash opening.
2. Bracket (9), screws (7) and nuts (8) loosely.
Tighten screws and nuts finger tight.
• Guide the steering shaft into the universal yoke,
lining up the marks made at removal.
3. Upper universal joint pinch bolt (14). The pinch
bolt must pass through the shaft undercut.
Tighten
• Pinch bolt to 47 N m (35 ft. lbs.).
Measure
Carden joint operating angle. The angle
must not exceed 39 degrees maximum or
34 degrees minimum (figure 8).
Tighten
Screws (7) and nuts (8) to 30 N m (22 ft.
lbs.).
B-07389