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16-34
ELECTRICAL
GAS GAUGE FEED
CONNECTOR
REAR HARNESS
CONNECTOR
Fig. 16-55-Left Side Wiring - Chevrolet
4 I
X " Bodies
(c) To operate seat forward, place jumper wire
in locations A, C and D.
(d) To operate seat rearward, place jumper
wire in locations A, B and C.
f. Checking Wires Between Control Switch
and Motor Relay
1. Disengage three-wire harness connector from
relay at motor.
2. Insert one test light lead into the motor field
Fig. 16-56-Rear Cross Bar Wiring - Chevrolet
" X " Bodies
Fig. 16-57 —Tail Gate Wiring - Chevrolet " X " Bodies
connector slot on harness and ground other
lead.
3. Actuate seat switch to energize field wire
being tested.
4. If tester does not light, there is no current at
end of wire. Failure is caused by an open or
short circuit between end of wire and switch.
Check other motor field wire in the same
manner.
g. Checking the Relay Assembly
1. Disconnect three leads from relay assembly.
These are the wires leading from the motor
to the relay.
2. Connect one end of a jumper wire to one of
the motor field feed studs on the relay and
ground the other end of the jumper wire.
3. Connect one test light lead to motor armature
feed stud on relay and ground other tester lead.
4. With jumper wire, energize the field stud which
is not grounded.
CAUTION:
Do not energize grounded side.
If tester does not light, the relay is defective.
h. Checking the Motor Assembly
1. Disconnect motor field feed wires from motor.
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