GMC 1982 Light Duty Truck Service Manual page 297

All o f the preceding diagnosis will generally apply to tilt columns. The following is supplied in
addition to and specifically for tilt columns.
HOUSING SCRAPING ON BOWL
Cause
A. Bowl b e nt or not concentric with hub.
S T E E R I N G W H E E L L O O S E
Cause
A. Excessive clearance betw een holes in su pport or housing
and pivot pin diameters.
B. Defective or missing anti-lash spring in spheres.
C.
Upper bearing seat not seating in bearing.
D. Upper bearing inner race seat missing.
F. Loose support screws.
G.
Bearing preload spring missing or broken.
S T E E R I N G W H E E L L O O S E E V E R Y O T H E R
T I L T P O S I T I O N
Cause
A. Loose fit betw een shoe and shoe pivot pin.
N O I S E W H E N T I L T I N G C O L U M N
Cause
A. Upper tilt bum per worn.
B. Tilt spring rubbing in housing.
S T E E R I N G C O L U M N N O T L O C K I N G IN
A N Y T I L T P O S I T I O N
Cause
A. Shoe seized on its pivot pin. ivot pin.
B. Shoe grooves may have burrs or dirt.
C . Shoe lock spring weak or broken.
S T E E R I N G W H E E L F A I L S T O R E T U R N
T O T O P T I L T P O S I T I O N
Cause
A. Pivot pins are b o u n d up.
B.
Wheel tilt spring is defective.
C.
T urn signal switch wires to o tight.
T ILT C O L U M N S
GENERAL INFORMATION
S o lu tio n
A. Replace bowl.
S o lu tio n
A. Replace either or both.
B. Add spring or replace both.
C.
Replace both.
D. Install seat.
F. Tighten to 60 in. lbs.
G.
Replace preload spring.
S o lu tio n
A. Replace both.
S o lu tio n
A. Replace tilt bumper.
B. Lubricate.
S o lu tio n
A. Replace shoe and pivot pin.
B. Replace shoe.
C.
Replace lock spring.
S o lu tio n
A. Replace pivot pins.
B. Replace tilt spring.
C.
Reposition wires.
Fig. 3 B4-8--TiIt Column Diagnosis
STEERING COLUMNS 3B4-9