80 Quattro L5-2309cc 2.3L SOHC (NG) (1988)
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Window Track: All Technical Service Bulletins
Front Door Window Glass - Rattles
64-89-T02
May 88
80/90 All
M.Y. 1988
Front Door Window Glass - Rattles in "Down" Position and When Closing Door
Cause:
A. Window glass sinks too deeply and hits door lock operating rod and mounting bracket.
B.
Door reinforcement bar loose.
Production:
A. 1. Stop at bottom of window regulator raised 10 mm.
As of: October 1987
VIN: 89_JA178940
2. Cap thickness on guide pin of window glass at A-pillar area increased from 2.4 mm to 2.9 mm.
As of: February 1988
VIN: 89_JA301348
3. Cap thickness on guide pin of window glass at B-pillar area increased from 1.8 mm to 2.4 mm.
As of: July 1987
VIN: 89_JA000001
4. Distance of offset lever for door lock operating rod increased from 6 mm to 11.5 mm.
As of:
July 1987
VIN: 89_JA133840 (gradually)
5. Felt stop added to mounting bracket at A-pillar area.
As of:
July 1987
VIN: 89_JA152240 (gradually)
B.
1. Rubber buffer applied to door reinforcement bar.
As of: December 1987
VIN: 89_JA251874
2. Spacer on door reinforcement bar shortened by 6.5 mm.
As of: October 1987
VIN: 89_JA202599
May 89
Service:
A.
1. No service activity necessary.
2. Install beige guide pin cap, P/N 893 845 471C. See P-Circular/ Repair Manual, Group 64.
3. Check gray guide pin cap, P/N 893 845 471D, for proper installation.
4. Replace door lock. P/N unchanged.
5. Install felt stop, P/N 893 839 491/2. See P-Circular/Repair Manual, Group 64.
B.
1. Apply rubber buffer, P/N 443 877 665C. See P-Circular/Repair Manual, Group 64.
