Electra V8-307 5.0L (1982)
Windshield: Customer Interest
Wipers - Chattering Blades or Poor Wipeability
Bulletin 91-0-4
Date Jan. '91
Ref. No. 91-088-0
Corp. Ref. No. 031066
SUBJECT: CHATTERING WIPER BLADES OR BLADE WIPEABILITY (CLEANING PROCEDURE)
MODELS AFFECTED:
ALL MODELS
THIS BULLETIN CANCELS AND REPLACES BUICK SERVICE BULLETIN 87-8-7.
CONDITION:
Chattering and poor wipeability comments may be due to the windshield glass and/or wiper blades becoming contaminated by insect residue, dirt, road
grime, carwax etc.
CORRECTION:
1.
Clean the windshield glass with GM # 1050011 (Bon Ami) glass cleaner or equivalent.
IMPORTANT:
The glass is clean when rinse water does not "bead-up", but "sheets" across the entire glass surface. Multiple cleanings may be
required to remove all contaminants.
2.
Clean the wiper blades by using a cloth that has been saturated with full strength washer solution and wipe vigorously. Rinse the blades with
water after cleaning.