Firebird V8-305 5.0L (1982)
Wiper Arm: Customer Interest
Windshield Wiper Arm - Revision to Reduce Chatter
Number 83-I-130
Section 2
Date 08/83
Subject:
WINDSHIELD WIPER ARM REVISION - 1982-1983 "A" STYLES
To reduce windshield wiper blade chatter on 1983 "A" styles, a four degree twist to the blade attaching end of the wiper arm has been incorporated into
production the fourth week of March, 1983..
The new arm assemblies (part numbers 20467905, righthand and 20467906, lefthand) can be identified by a "4" formed into the under surface of the
wiper arm die case base as shown in illustration..
