Rear Duct Replacement; Rear Air Deflector Replacement; Blower Motor Resistor Replacement - GMC G Service Manual

1. Evaporator am
Blower Assembly
7. Compressor
21. Condenser
97. Refrigerant Hose
276. Radiator
Figure 74 — 5.7L (Carbureted) Engine Refrigerant
Hose Assembly
REAR INTERIOR ROOF MOUNTED SYSTEM —
This system is used in conjunction with the front
mounted air conditioning system. For servicing, refer to fig­
ures 76, 77 and 78.

REAR DUCT REPLACEMENT

E Remove Disconnect (Figures 76, 77 and 78)
1. Screw (3) or clamp (74) securing drain hose to rear
duct.
2. Drain hose (2 or 73).
3. Screws (38).
4. Rear duct (41).
H Install or Connect (Figures 76, 77 and 78)
1. Rear duct (41) to roof.
2. Screws (38).
3. Drain hose (2 or 73) to rear duct.
4. Drain hose screw (3) or clamp (74).
L01049
1. Evaporator And Blower Assembly
7. Compressor
21.
97. Refrigerant Hose
276. Radiator
Figure 75 — 6.2L Engine Refrigerant Hose Assembly
G-VAN
REAR AIR DEFLECTOR
H
Remove or Disconnect (Figures 76 and 77)
1. Rear duct as outlined previously.
2. Screw (44).
3. Clip (43).
4. Deflector (42).
B install or Connect (Figures 76 and 77)
1. Air deflector (42).
2. Clip (43).
3. Screw (44).
4. Rear duct (41) as outlined previously.
BLOWER MOTOR RESISTOR
The blower motor resistor for the rear A/C system is
located on the front blower-evaporator cover. For removal
and replacement procedures, refer to "Resistor Replace­
ment, A/C System — G-Van."
AIR CONDITIONING IB -67
Condenser
REPLACEMENT
REPLACEMENT
L00225