Rear Quarter - Wet Road Noise
File In Section: 10 - BodyBulletin No: 53-15-07A
Date: November, 1995
Subject:
Rear Quarter Road Noise (Install Sound Barrier/Air Dry Sealer)
Models:
1995-96 Chevrolet Cavalier - Coupe Only
1995-96 Pontiac Sunfire - Coupe Only
This bulletin is being revised to correct the labor operation time. Please discard Corporate Bulletin Number 53-15-07 (Section 10 - Body).
Condition
Some owners may comment on road noise heard from the rear quarter area, mainly when roads are wet.
Cause
The above condition could be caused by one or more of the following conditions:
1. Rocker inner panel sound barrier RH/LH is missing. Refer to Figure 1, Item 1.
2. Quarter inner lower panel to floor panel sealer RH/LH is missing. Refer to Figure 1, Item 2.
3. Quarter inner upper panel sound barrier RH/LH is missing. Refer to Figure 1, Item 3.
4. Quarter inner upper panel sealer RH/LH is missing. Refer to Figure 1, Item 4.
5. Center pillar inner panel sound barrier RH/LH is not seated properly. Refer to Figure 2, Item 1.
6. Quarter inner lower panel sound barrier assembly RH/LH is not seated properly. Refer to Figure 2, Item 2.
7. Gap at base of the rear quarter window pinch weld flange RH/LH. Refer to Figure 2, Item 3.
8. Quarter inner lower panel upper sound barrier RH/LH is not seated properly. Refer to Figure 2, Item 4.
9. Quarter inner lower panel insulator RH/LH is not seated properly. Refer to Figure 2, Item 5.
Correction
Each step listed is the correlated correction for the prior listed cause.
1. Install rocker inner panel sound barrier, P/N 11515174, two per side, (approximately 57 x 57 x 1.5 mm). Refer to Figure 1, Item 1.
2. Apply sealer, Kent Leak Check Clear - stock # HT-C, P/N 10200, or equivalent, at quarter inner lower panel to floor panel (approximately 3 x 75 mm and 3 x 330 mm). Refer to Figure 1, Item 2.
3. Install quarter upper panel sound barrier, P/N 11515174, (approximately 52 x 52 x 3 mm). (RH standard, LH omit if option A59 is on vehicle). Refer to Figure 1, Item 3.
4. Apply sealer, Kent Leak Check Clear - stock # HT-C, P/N 10200, or equivalent, to quarter inner upper panel (approximately 20 x 120 mm long). Refer to Figure 1, Item 4.
5. Position center pillar inner panel sound barrier and hand press to secure. Add two sided 3M tape (20 x 80 mm), or equivalent, to the lower part of the center pillar inner panel sound barrier if it does not have a tight fit. Refer to Figure 2, Item 1.
6. Position quarter inner lower sound barrier assembly and hand press upper half of assembly, then lower half to secure. Refer to Figure 2, Item 2.
7. Add a strip caulk, P/N 3M08578, over the pinch weld flange. Refer to Figure 2, Item 3.
8. Position quarter inner lower panel upper sound barrier and hand press to secure. Refer to Figure 2, Item 4.
9. Install quarter inner lower panel insulator so that the insulator completely covers the lower access hole on the B-pillar. Refer to Figure 2, Item 5.
Parts Information
Part Number Description Quantity
11515174 Rocker inner panel sound barrier 3 per side
10200 Kent Leak Check Clear stock # HT-C As required
3M08578 Strip caulk As required
Parts are currently available from GMSPO.
Warranty Information
For vehicles repaired under warranty, use:
Labor Operation Labor Time
C4023 0.6 hr