GMC 1986 P-Truck Service Manual page 240

The following " Notice" applies to one or more steps in the assembly procedure of components in this portion of
this manual as indicated at appropriate locations by the terminology " See NOTICE on page 3B4-1 of this section."
NOTICE: All steering column fasteners are important attaching parts in that they could affect the perform­
ance of vital components and systems, and/or could result in major repair expense. They must be replaced
with one of the same part number or with an equivalent part if replacement becomes necessary. Torque
values must be used as specified during reassembly to assure proper retention of all parts.
S U B JE C T
D e s c rip tio n ................................................................................................................................................................ 3B4- 2
Diagnosis Of The Steering C o lu m n .....................................................................................................................3B4- 2
Steering Column Electrical Component A n a lyze r.........................................................................................3B4-10
Steering Column On-Vehicle Service (All M o d e ls)........................................................................................... 3B4-10
In s p e c tio n .............................................................................................................................................................. 3B4-10
Steering Wheel R e p la ce m e n t............................................................................................................................3B4-11
Flexible Coupling R e p la c e m e n t....................................................................................................................... 3B4-11
Intermediate Shaft Replacem ent....................................................................................................................... 3B4-13
Steering Column On-Vehicle Service (C, K And G M odels)............................................................................3B4-15
CK Model Steering Column R e p la ce m e n t......................................................................................................3B4-15
G Model Steering Column R e p la c e m e n t........................................................................................................ 3B4-16
Turn Signal Switch R e p lace m e n t..................................................................... ............................................... 3B4-17
Lock Cylinder Replacement................................................................................................................................3B4-18
Tone Alarm Switch R eplacem ent.....................................................................................................................3B4-19
Ignition Switch Replacement..............................................................................................................................3B4-19
Standard Steering Column Unit Repair (C, K And G M o d e ls )....................................................................... 3B4-20
Standard Steering Column Lower Bearing A d ju s tm e n t.............................................................................. 3B4-24
Tilt Steering Column Unit Repair (C, K And G M o d e ls).................................................................................. 3B4-28
Steering Column On-Vehicle Service P(32) M o d e ls .........................................................................................3B4-34
Turn Signal Switch R eplacem ent..................................................................................................................... 3B4-34
Tilt Steering Column Replacem ent...................................................................................................................3B4-35
Tilt Steering Column Bearing Housing R eplacem ent.................................................................................. 3B4-36
Tilt Steering Column Unit Repair P(32) M o d e ls ............................................................................................... 3B4-40
Steering Column On-Vehicle Service P(42) M o d e ls .........................................................................................3B4-41
Standard Steering Column Replacem ent........................................................................................................3B4-41
Upper Bearing R eplacem ent..............................................................................................................................3B4-42
Lower Bearing R eplacem ent............................................................................................................................. 3B4-42
Steering Column Lower Bearing A d ju s tm e n t............................................................................................... 3B4-44
Shift Tube A d justm e n t........................................................................................................................................ 3B4-44
Standard Steering Column Unit Repair P(42) M o d e ls .................................................................................... 3B4-45
Intermediate Shaft Unit Repair P(42) M o d e ls ....................................................................................................3B4-46
S pecifica tio ns............................................................................................................................................................3B4-47
Special T o o ls ............. .............................................................................................................................................. 3B4-47
SECTION 3B4
STEERING COLUMN
CONTENTS
3B4-1
P A G E