Vision V6-201 3.3L (1993)
Radiator Cooling Fan Motor: Customer Interest
Electrical Systems - Failures Due To Poor Ground
NO.: 08-10-93
GROUP: Electrical
DATE: Mar. 5, 1993
SUBJECT:
Electrical Failures Due to Loss of Ground Circuit
MODELS:
1993 (LH) Concorde/Intrepid/Vision
SYMPTOM/CONDITION:
On some vehicles, the left front and/or right front frame rail ground screws may become loose or broken causing intermittent or total loss of wiring
harness ground.
GROUND SCREW FAILURE SYMPTOMS:
-
Headlamp and park/turn lamps may be noticeably dimmer on one side.
-
Headlamp may flash when turn signals are actuated.
-
Fog lamps may be inoperative.
-
Radiator fan may be inoperative.
-
Speedometer, tachometer, and warning indicators in the instrument cluster may function erratically.
-
Message center indicators may flash erratically.
-
Transmission may default to limp-in.
-
A/C blower motor may default to high blower mode.
-
ABS warning light may come on.
-
Horn may be inoperative.
This list is not complete as a floating ground can cause unpredictable or unrepeatable results. Any time a ground problem is suspected proceed to the
repair procedure.
PARTS REQUIRED:
2
Zinc-Tin Plated Screws
PN 00154552
REPAIR PROCEDURE:
This repair involves both the front frame rail electrical grounds.
1.
Disconnect battery negative cable.
2.
Remove both ground screws and all ground eyelets.
