Concorde V6-201 3.3L VIN T FI (1993)
Radio/Stereo: All Technical Service Bulletins
Radio - Interference/Buzzing Noise
NO.: 08-20-93
GROUP: Electrical
DATE: Apr. 30, 1993
SUBJECT:
Courtesy Lamp Fade to Off Radio Interference
MODELS:
1993
(LH)Concorde/Intrepid/Vision
1994
(LH)LHS/New Yorker
NOTE:
THIS CONDITION AFFECTS ONLY THOSE VEHICLES WITH A BASE BODY CONTROL MODULE (BCM). ONLY VEHICLES WITHOUT
AN AUTOMATIC TEMPERATURE CONTROL MODULE (SALES CODE HAB), AN OVERHEAD TEMPERATURE INFORMATION SYSTEM
MODULE (SALES CODE LET), AND VEHICLE THEFT ALARM (SALES CODE LSA) ARE EQUIPPED WITH A BASE BCM (SALES CODE
JLJ).
SYMPTOM/CONDITION:
On some vehicles, radio interference or a buzzing noise through the audio system speakers may be present during the interior courtesy lamp fade to off
cycle.
PARTS REQUIRED:
5 Ft.
22 Gauge Stranded Wire
NPN
2
0.25" Heat Shrink Tubing
4419644
AR
Rosin Core Solder
NPN
REPAIR PROCEDURE:
1.
With the ignition switch in the off position, disconnect the battery.
2.
Remove the Base Body Control Module from the right side of the instrument panel as described in the 1993 Concorde/Intrepid/Vision Service
Manual (Publication No. 81-270-3140).
3.
Disconnect the wiring connectors.
4.
Remove any tape from the wiring harness to access circuit M2 in the bone wiring connector. Circuit M2 is a 22 gauge yellow wire.
5.
Cut the M2 yellow wire approximately 2" from the back of the wiring connector. Strip the ends of the cut wire.