Firebird V8-305 5.0L VIN E TBI (1989)
Paint: All Technical Service Bulletins
Body - New Aero-Wing Spoiler & Revised Paint Procedure
Bulletin Number:
89-10-8A
Reference Number:
931001R
Publish Date:
7/89
Subject:
"AERO-WING" SPOILER (D-81) NEW PART AND REVISED PAINT PROCEDURE
Models
Affected:
1989 FIREBIRD MODELS
This bulletin cancels and replaces 89-10-8 published 1/89. This bulletin has been revised to change the source name and telephone number for the
recommended material.
1989 Pontiac Firebird models (beginning with VIN KL211199) that include D-81 option "Aero-Wing" spoiler have a new paint process used on that
specific spoiler. The process used is a two part prime, base and clear coat system.
The new spoiler, GM P/N 12397143 is available through GMSPO and will come pre-primed.
Parts are currently available from GMSPO.
The material recommended is from AKZO Coatings Inc. AT-331 Base Coat / AT361 Clear Coat.
Contact:
Customer Service Dept. AKZO Coatings Inc. P.O. 7062 Troy, MI. 48007-7062 313-637-0400
Color
WA #
Moly Blue
WA 9537
Flame Red
WA 8748
Gun Metal
WA 9536
White
WA 8554
Black
WA 8555
Red
WA 8774
Bright Blue
WA 9591
"We believe this source and their equipment to be reliable. There may be additional manufacturers of such equipment. General Motors does not endorse,
indicate any preference for or assume any responsibility for the products or equipment from these firms or for any such items which may be available
from other sources."
REPAIR PROCEDURE FOR AT-331/AT-361 FLEXIBLE BASECOAT/CLEARCOAT
Primer Surface Preparation:
Sand primer surface using 400 grit or finer sandpaper.
Remove sanding dust by wiping with solvent (toluene or equivalent).
Basecoats:
Agitate AT-331 basecoat for 1-2 minutes on paint shaker.
Activate basecoat with urethane hardener as follows:
Metallic Colors:
Mix 10 parts basecoat with 1 part 10AHU-41421 urethane hardener; stir thoroughly. Reduce to spray viscosity
with 2-3 parts 10 AHK-43286 solvent blend if ambient temperature is 70-85 degrees Fahrenheit or, 2-3 parts 10
AHK-42550 solvent blend if ambient temperature is 80-95 degrees Fahrenheit.
Solid Colors:
Mix 4 parts basecoat with 1 part 10AHU-41421 urethane hardener; stir thoroughly. Reduce to spray viscosity
with 1-2 parts 10AHK-43286 solvent blend if ambient temperature is 70-85 degrees Fahrenheit or, 1-2 parts
10AHK-42550 solvent blend if ambient temperature is 80-95 degrees Fahrenheit.
Basecoat pot-life is 4 hours.
Apply basecoat using 60-70 psi atomizing air in two coats allowing 1-3 minutes flash-off between coats. Allow basecoat to flash for 3-5 minutes before
applying clearcoat.