R 20 P/U 2WD V8-350 5.7L (1987)
Tailgate: All Technical Service Bulletins
Power Window (Tailgate) - Slow Operation
Subject
SLOW POWER TAILGATE WINDOW OPERATION (PIN)
Model and Year 1984-85 C/K AND 1986-88 R/V
Number:
88-317-10
Section:
10
Date:
AUGUST, 1988
TO:
ALL CHEVROLET DEALERS
Some 1984-85 C/K and 1986-88 R/V Blazer models equipped with a power tailgate window may experience slow window operation.
To address this condition, a new tailgate window regulator and cable assembly is now available. Prior to installing these new parts, perform the
procedures described in Chevrolet Dealers Service Bulletin 87-T-51, dated January, 1987, Section 10.