Radio On-Vehicle Service; Radio Receiver Replacement; Antenna Replacement - GMC G Service Manual

RADIO ON-VEHICLE SERVICE

RADIO RECEIVER REPLACEMENT

R/V MODELS
M Remove or Disconnect (Figure 37)
1. Battery ground cable.
2. Control knobs (64).
3. Knob bezels (63).
4. Nuts (62) from the support tubes (61).
5. Support bracket retainer screws (65).
6. Harnesses.
• Lift up the rear edge of the receiver.
• Push the receiver forward until the control
shafts clear the instrument panel.
• Lower the control shafts.
• Remove the power feed, speaker and antenna
connectors.
7. Receiver (60).
M Install or Connect (Figure 37)
1. Receiver (60).
• Position the receiver under the instrument
panel.
• Connect the power, speaker and antenna
leads.
• Lift the rear of the receiver into place.
• Move the receiver rearward so that the control
shafts slide through the control shaft holes in
the instrument panel.
2. Support bracket screws (65).
3. Nuts (62) on the support tubes (61).
4. Knob bezels (63).
5. Control knobs (64).
6. Battery ground cable.
NOTICE: To prevent receiver damage, always
connect the speaker wiring harness to the
receiver before applying power to the receiver.
G-VAN
M Remove or Disconnect (Figure 37)
1. Battery ground cable.
2. Engine cover.
3. Air cleaner cover.
4. Air cleaner element.
5. Rear mounting bracket screws (65).
6. Power, speaker and antenna leads.
• Push receiver forward.
• Lower receiver.
• Disconnect leads.
7. Receiver (60).
K * l Install or Connect (Figure 37)
1. Power, speaker and antenna leads.
ACCESSORIES 9-29
2. Receiver (60).
• Raise receiver into place.
• Move receiver rearward so that the control
shafts are in the mounting holes.
3. Rear mounting bracket screws (65).
4. Air cleaner element.
5. Air cleaner cover.
6. Engine cover.
7. Battery ground cable.
NOTICE: To prevent receiver damage, always
connect the speaker wiring harness to the
receiver before applying power to the receiver.

ANTENNA REPLACEMENT

R/V MODELS
E Remove or Disconnect (Figure 38)
1. Battery ground cable.
2. Antenna from radio.
3. Mast (57).
• Unscrew mast from body and cable assembly
(50).
4. Bezel (53).
5. Screws (58) from body and cable assembly (50).
6. Body and cable assembly (50).
7. Insulator (59).
M Install or Connect (Figure 38)
1. Insulator (59).
2. Body and cable assembly (50).
• Align with holes in insulator and fender.
3. Screws (58).
4. Bezel (53).
5. Mast (57).
• Screw the mast onto the body and cable
assembly.
6. Antenna to radio.
7. Battery ground cable.
G-VAN
M Remove or Disconnect (Figure 39)
1. Battery ground cable.
2. Antenna from radio.
3. Mast retaining nut (56).
4. Mast (57).
5. Nut (55).
6. Seal (54) and bezel (53).
7. Seal (52).
8. Body and cable assembly (50).
9. Washer (51).