CHASSIS
ELECTRICAL
SERVICE
12-3
FUSE
BLOCK
1. Remove bolt holding front end and
engine
har-
ness
to
fuse
block. Separate harnesses.
2. Inside car, remove two screws retaining
fuse
block to dash.
3.
Remove remaining
in-car
wire connectors.
4. Remove
fuse
block and harness.
5. To replace, reverse removal procedure.
WIRING
HARNESS
Procedures for removing the wiring harnesses can
be obtained from harness installation drawing shown
in
Figs.
12-13 through 20.
SEAL
BEAM
(Includes Adjustment)
1. Remove plastic filler
between
lamps*
2. Remove seal beam rim retaining screws.
3.
Remove wire connector and remove seal beam.
4. To replace, reverse removal procedure.
5. Adjust headlights as shown in Fig. 12-21. If
commercial aiming devices are used, follow manu-
facturer's
instructions as well as local variations.
FRONT PARK
AND
SIGNAL LAMPS
1. To replace bulb remove lens.
2. To replace lamp assembly remove retaining
screws.
3.
Disconnect electrical
feed
wire.
4. Remove lamp.
5. To replace, reverse removal procedure.
HORNS
1. Remove lower valance panel.
2. Remove horn wire.
3.
Remove horn retaining screw.
4. Remove horn or horns.
HORN
RELAY
AND
BUZZER ALARM
1. Remove wire connectors.
2. Remove relay retaining screw.
3.
Remove relay.
4. To replace, reverse removal procedure.
BRAKE
WARNING
LIGHT SWITCH
It
is necessary to remove brake line distributor
to replace brake warning light switch. Instructions
for removal of the switch can be found in Section 5.
CORNERING LAMPS
For
installation of cornering lamps see Fig. 12-22.
SIDE MARKER LAMPS
Front
side
marker
lamps are integral with
park
and
directional signal lamp. The
marker
lamp is of
single filament type and has a single wire leading to
it from the front end harness. The
rear
marker
lamp,
located in the quarter panel is also fed by a
single wire contained in the
rear
harness.
INSTRUMENT
CLUSTER
AND
INSTRUMENT
FACE
PAD
Removal
of
these
units can be accomplished by
using the following installation diagrams: Fig. 12-14,
12-23, 12-24. ,
PONTIAC
1. Disconnect battery (Fig. 12-14).
2. Remove the instrument panel pad.
NOTE:
If car is
equipped
with
front
speaker,
disconnect
speaker
wire.
3.
Remove two
bolts
on each end of instrument
panel
trim
plate.
4. On air conditioned cars it
will
be necessary to
remove lower duct assembly.
5. Remove
bolts
connecting instrument panel
trim
plate and lower instrument panel.
6. If car is equipped with automatic transmission,
remove column cover and remove transmission
indicator.
7. On
Grand
Prix
models
it may be necessary to
disconnect vacuum lines from headlight switch.
8. On
models
with upper level ventilation system,
remove pipes connecting to nozzle.
9. If car is equipped with radio, remove bolt from
radio
to radio support brace.
*10. If car is equipped with safeguard
speedometer,
buzzer must be detached.
11. Disconnect feeder of fiber optic system from
cigar
lighter.
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