GMC 1982 Light Duty Truck Service Manual page 295

H I G H S T E E R I N G S H A F T E F F O R T
Cause
A. Column assembly misaligned in vehicle.
B. Improperly installed or de form ed dust seal.
C. Tight or frozen upper or lower bearing.
D. Flash on I.D. o f shift tube from plastic joint.
H I G H S H I F T E F F O R T
Cause
A. Column not aligned correctly in car.
B. Improperly installed dust seal.
C. Lack ot grease on seal or bearing areas.
D. Burr on upper or lower end o f shift tube.
E. L o w e r b o w l b e a ri n g n o t a s s e m b le d p r o p e rl y ( t ilt) .
F. Wave w a s h e r w i t h b u r r s ( t il t o n ly ) .
I M P R O P E R T R A N S M I S S I O N S H I F T I N G
Cause
A. Sheared shift tube joint.
B. Im proper transmission linkage adjustment.
C. Loose lower shift lever.
D. Improper gate plate.
E. Sheared lower shift lever weld.
L A S H IN M O U N T E D C O L U M N A S S E M B L Y
Cause
A. Instrument panel m ounting bolts loose.
B. Broken weld nuts on jacket.
C. Instrument panel bracket capsule sheared.
D. Instrument panel to jacket m ounting bolts loose.
E. L o o se sh o e s in h o u s i n g ( t il t o n ly ) .
F. L o o se tilt h e a d p i v o t pin s ( t i l t o n l y ) .
G.
L o o se sh o e lo c k p in in s u p p o r t (t il t o n ly ) .
M I S C E L L A N E O U S
Cause
A. Housing loose on jacket - will be noticed with ignition in
"O ft-L ock" and a torque applied to the steering wheel
B. Shroud loose on shift bowl.
Fig. 3B 4-6~ A utom atic T ransm ission Column Diagnosis Chart D
STEERING COLUMNS
S o lu tio n
A. Realign.
B. Remove and replace.
C. Replace affected bearing or bearings.
D. Replace shift tube.
S o lu tio n
A. Realign.
B Remove and replace.
C. Lubricate bearings and seals.
D. Remove burr.
E. Reassemble properly.
F. Replace wave washer.
S o lu tio n
A. Replace shift tube assembly.
B. Readjust linkage.
C. Replace shift tube assembly.
D. Replace with correct part.
E. Replace tube assembly.
S o lu tio n
A. Tighten to specifications. (20 ft. Ibs.)
B. Replace jacket assembly.
C. Replace bracket assembly.
D. Tighten to specifications. (15 ft. lbs.)
E. Replace.
F. Replace.
G.
Replace.
S o lu tio n
A. Tighten four m ounting screws - (60 in. lbs.)
B. Bend tabs on shroud over lugs on bowl.
3B4-7