Blower Motor Relay Replacement; A/C Ductwork Replacem Ent; Defroster Duct Replacement; Temperature Door Cable R E P La Ce M E N - GMC 1986 P-Truck Service Manual

552
C36 And C60
BLOWER MOTOR RELAY
REPLACEMENT
+ + Remove or Disconnect (Figure 61)
1. Electrical harness.
2. Relay mounting screw.
3. Relay (511).
Install or Connect (Figure 61)
1. Relay (511).
• Screws.
2. Electrical harness.
A/C DUCT WORK
REPLACEMENT
|+ + | Remove or Disconnect (Figure 62)
1. Battery ground cable.
2. Engine cover.
3. S tee rin g colum n to the in s tru m e n t panel
attaching screws.
4. Radio support bracket screw.
^ __ -
502
Figure 65—G - V8 (5.0 and 5.7 Liter) Vacuum Tank
AIR CONDITIONING
502. A/C Wiring Harness
550. Vacuum Tank
552. Vacuum Line
• Pull the right side of the instrument panel
rearward.
7. Duct (distributor) attaching screws.
8. Center deflector (527).
+«- Install or Connect (Figure 62)
1. Center deflector (527).
2. Instrument panel.
3. Radio support bracket.
4. Steering column.
5. Engine cover.
6. Battery ground cable.
DEFROSTER DUCT
REPLACEMENT
To remove the defroster duct mounting, refer to
figure 64.
TEMPERATURE DOOR
CABLE REPLACEMENT
To remove the temperature door cable, refer to
" Control Assembly Replacement" and figure 57.
1B-59