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Home >> GMC Truck >> 1995 >> K 1500 Truck 4WD V8-393 6.5L DSL Turbo VIN S >> Repair and Diagnosis >> Steering and Suspension >> Steering >> Steering Column >> Service and Repair >> - With Tilt Column >> Lower Steering Shaft Assembly

Lower Steering Shaft Assembly





^ Tools Required:
- J 21854-01 Pivot Pin Remover
- J 41352 Modular Column Holding Fixture

REMOVAL

CAUTION: Once steering column is removed from vehicle, the column is extremely susceptible to damage.

Remove or disconnect the following:
1. Steering column guide assemblies (53) and (54) from steering column jacket assembly (58).
2. Do removal steps 1 through 8. Refer to Shroud and Lock Cylinder Set Replacement.
3. Two pan head tapping screws (13).
4. Turn signal & multifunction switch assembly (24).
5. Linear shift assembly (40). Do removal steps 2 through 6. Refer Linear Shift Assembly Overhaul. (Column shift only)
6. Refer to CAUTION and do steps 5 and 6. Refer to Tilt Spring.
7. Adapter & bearing assembly (60) from jacket assembly (58).
8. Two pivot pins (56) using J 21854-01.
9. Steering column tilt head assembly (26) with steering shaft assembly.
- Install and pull tilt arm to disengage steering wheel lock shoes from dowel pins in steering column support assembly (57).

INSPECT
^ Steering shaft assembly for accident damage.








NOTE: Mark race & upper shaft assembly (34) and lower steering shaft assembly (37) to ensure proper assembly. Failure to assemble properly will cause steering wheel to be turned 180 degrees.

10. Disassemble lower steering shaft assembly (37) from race & upper shaft assembly (34) and steering column tilt head assembly (26).
a. Race & upper shaft assembly (34) from lower steering shaft assembly (37).
- Tilt 90 degrees to each other and disengage.
b. Centering sphere (35) from upper shaft assembly (34).
- Rotate sphere 90 degrees and slip out.
c. Shaft preload spring (36) from centering sphere (35).
11. Assemble lower steering shaft assembly (37) to race & upper shaft assembly (34) and steering column tilt head assembly (26).
a. Shaft preload spring (36) to centering sphere (35).
b. Centering sphere (35). Lubricate with lithium grease. Slip into upper shaft assembly (34) and rotate sphere 90 degrees.
c. Lower steering shaft assembly (37) to race & upper shaft assembly (34). Line up marks and tilt assemblies 90 degrees to each other.
12. Four TORX(R) head screws (55).
13. Steering column support assembly (57).

INSTALLATION

CAUTION: Failure to do may result in component damage or malfunction of steering column.

Install or connect the following:
1. Steering column support assembly (57).
2. Four TORX(R) head screws (55). Tighten (55) to 9 Nm (80 lb in).
3. Do steps 1 through 4, 6, and 7. Refer to Steering Column Tilt Head Assembly.
4. Adapter & bearing assembly (60) to steering column jacket assembly (58).





- Position tab on adapter & bearing assembly (60) with slot in steering column jacket assembly (58) and push together.
5. Coupling & Steering shaft assembly (64) or Yoke & Inter Steering shaft assembly (65) (Depending on Model) to shaft assembly (37).
- Tighten bolt to 47 Nm (35 lb ft).
- Tighten Hex Head Nut (68) to 62 Nm (46 lb ft).
6. Turn signal & multifunction switch assembly (24) to column.
- With small blade screwdriver compress electrical contact and move multifunction switch (24) into position.
- Electrical contact must rest on cancelling cam assembly (6).
7. Two pan head tapping screws (13). Tighten (13) to 6 Nm (53 lb in).
8. Do installation steps 4 through 3. Refer to Shroud and Lock Cylinder Set Replacement.

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