C 1500 Truck 2WD V8-454 7.4L (1990)
Antenna: All Technical Service Bulletins
Audio - Poor Radio Reception Noise/Static
Number: 93-239A-9A
Section: 9A
Date: JULY 1993
Corporate Bulletin No.: 369601R
ASE No.: A6
Subject:
POOR RADIO RECEPTION NOISE/STATIC
Model and Year:
1988-93 C/K TRUCKS
THIS BULLETIN CANCELS AND SUPERSEDED DEALER SERVICE BULLETIN NO. 93-239-9A DATED JUNE 1993. THE VIN
BREAKPOINTS HAVE BEEN ADDED. ALL COPIES OF 93-239-9A SHOULD BE DISCARDED.
CONDITION:
Owners of some 1988-93 C/K trucks may comment about poor radio reception or static.
CAUSE:
Water intrusion through the antenna base. The sealing compound contained in the antenna base may separate thus allowing water to enter the antenna
base and from there migrate along the antenna cable. Usually, the separation cannot be seen by a visual inspection.
CORRECTION: