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8-34
1977 PONTIAC SERVICE MANUAL
I
GT CLUSTER
3892
Fig. 8-48 H
Series Instrument Panel Pad and Cluster
equipped.
4.
Disconnect leads to the brake switch, back-up light
switch, turn signal connector, dimmer switch and parking
brake.
5. Remove bulkhead connector at engine side and
remove fuseblock and bulkhead connector from the firewall.
Remove harness from car.
6. Transfer all bulbs, fuses, flashers, relays, etc., to new
harness.
7. To reinstall, reverse the above procedure.
X Series (Fig. 8-65)
1. Disconnect battery, remove bulkhead connector bolt,
remove glove box.
2. On A/C equipped cars, remove upper A/C extension
and lower A/C outlet at center of IP.
3. Remove ash tray, disconnect cigar lighter and glove
box lamp connectors.
4.
Remove radio (includes remove knobs, bezels, nuts
and disconnect antenna lead-in and connectors).
5. Disconnect the following connectors: heater or A/C
control, clock, printed circuit (at main connectors), turn
signal and neutral start switch, turn signal flasher, headlamp
and wiper switch, stop lamp switch, dimmer and park brake
switch, body harness.
6. Disconnect center ground wire at radio side brace, left
side ground wires above left kick pad, and cluster ground
wire.
7. Loosen two (2) column to IP nuts, lower column part
way and disconnect ignition switch connectors.
8. Remove two (2) fuse block screws, route all wires to
left side of car and remove harness from car.
9. To replace, reverse removal procedure.
H
and H M Series (Figs. 8-66 through 69)
1. Disconnect battery.
2. Remove "hush"pane1.
3. Separate fuse block from bulkhead connector.
4. Disconnect dimmer switch, clutch switch and body
connector.
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