RAM 3500 HD Truck 2WD L6-6.7L DSL Turbo VIN A (2007)
Front Door Panel: By Symptom
Technical Service Bulletin # 23-028-07A
Date: 070720
Audio System - Front Door Speaker Buzzing Sounds
NUMBER: 23-028-07 REV. A
GROUP: Body
DATE: July 20, 2007
THIS BULLETIN SUPERSEDES TECHNICAL SERVICE BULLETIN 23-028-07, DATED JULY 12, 2007, WHICH SHOULD BE REMOVED
FROM YOUR FILES. ALL REVISIONS ARE HIGHLIGHTED WITH **ASTERISKS** AND ADDS 2006 MODEL YEAR.
SUBJECT:
Buzz-Like Sound From Front Door Speaker Area When Radio Is On
OVERVIEW:
This bulletin involves determining the source of the buzz-like sound and making appropriate repairs.
MODELS:
**2006** - 2007 (DR/DH/D1/DC) Ram Truck (1500/2500/3500)
SYMPTOM/CONDITION:
The customer may a experience a buzz-like sound coming from the left and/or right front door when the radio is on. This sound in question will come
from the interior door trim panel, in the area where the radio speaker is mounted. This condition may be misdiagnosed as a bad radio speaker. The actual
cause may be the interface between the door trim panel sound insulation and the door water shield.
DIAGNOSIS:
1.
Turn the ignition switch to the "ON" position. DO NOT start the vehicle engine.
2.
Turn the radio on. Set the bass and treble settings on the radio to their "centered position and fade the sound to the suspect door(s).
3.
Adjust the radio volume to the # 20 position with music playing.
4.
Determine if the buzz-like sound condition is present in the suspect front door(s).
5.
Turn the ignition switch to the "OFF" position.
6.
If the condition is present perform the Repair Procedure.
PARTS REQUIRED:
REPAIR PROCEDURE:
1.
Remove the interior trim panel on the affected door. Refer to TechCONNECT for detailed service procedures. Select the "Service Info tab >
23-Body > Door - Front> Trim Panel > Removal and Installation.
CAUTION:
The door trim panel is attached to the door by molded plastic retaining clips that are INTEGRAL to the door trim panel. DO NOT pull the door trim