GMC 1976 ZEO 6083 Maintenance Manual page 585

STEERING COLUMN TROUBLE DIAGNOSIS (Cont'd .)
Figure 71-Actuator Extended
Figure 72-Actuator Retracted Figure 74-Checking Contact Gap
STEERING 9- 5 3
Figure 73-Checking Buzzer Switch Continuity
Condition
Possible Cause
Correction
Buzzer continues to
A. Turn lock towards
A. Replace lock cylinder .
operate with key out,
"start' position if buz-
ut stops when door
zer stops in "run" posi-
is closed .
tion or when turned past
"run" towards "start",
the problem is a sticky
lock cylinder actuator .
B. Chips, foreign material
B. Remove, reassemble and recheck
in lock cylinder bore .
function .
C. Sticky lock cylinder
C. Replace lock cylinder.
actuator tip.
D . Damaged or broken buz- D. Replace buzzer switch .
zer switch .
E. Buzzer switch contact E. Adjust as specified.
gap too close.