Interior - Wind Noise Repair
Date: April 15, 1999 Subject: 1995-99 MAXIMA WIND NOISE REPAIR APPLIED VEHICLES: 1995-99 Maxima (A32) SERVICE INFORMATION If a 1995-99 Maxima exhibits wind noise, use the procedures in this bulletin to resolve the incident(s). PARTS INFORMATION Parts available from local supplier. CLAIMS INFORMATION Please reference the "UY - Water Leak - Dust Entry" Section of the current Nissan Warranty Flat Rate Manual, specifically the Op Codes as listed in the "FOR RESEALING OPERATIONS with WATER or DUST PNC that DO NOT involve component removal/replacement. .etc." table. Using the "DUST" Symptom and Diagnosis codes, submit a Primary Operation (PO) line claim that best reflects the resealing operation performed. Incident 1: Upper Windshield Incident 1: Wind noise "hiss" or "fluttering" along upper edge of the windshield. Verify: 1. Test drive the vehicle to verify the wind noise.
2. Apply high quality masking tape to cover the seam between the upper edge of the windshield and the roof (across the upper molding) along the length of the windshield (see Figure 1). 3. Test drive again. A. If the wind noise is significantly reduced, you have located the source of wind noise and this section applies. B. If wind noise still exists, this section does not apply, review other incidents identified in this bulletin. Isolate: To identify where an air leak exists, insert a business card or feeler gauge between the windshield and the upper molding. Slide the card along the molding to find a loose spot, indicating a potential leak. Repair: 1. Remove windshield top and side moldings. CAUTION: These moldings will be re-installed, be careful not to damage them. 2. Clean the windshield edges. 3. Apply a suitable glass sealant (3M Black Silicon Sealant P/N 051135-08662 or equivalent) to the upper edge of the windshield. 4. Re-install the moldings. 5. Wipe off excess windshield sealant. Recheck: Test drive the vehicle and confirm that the noise from the upper edge of the windshield no longer exists. Incident 2: A Pillar Verify: 1. Test drive the vehicle to verify the wind noise.
2. On both sides of the vehicle, apply high quality masking tape to cover the seam between the windshield and the A pillar (across the side molding) along the height of the windshield (see Figure 2). 3. Test drive again. A. If the wind noise is significantly reduced, you have located the source and this section applies. B. If wind noise still exists, this section does not apply, review other incidents identified in this bulletin. Isolate: The cause of the wind noise is the windshield side moldings. Repair: 1. Remove both windshield side moldings. CAUTION: The side moldings will be re-installed be careful not to damage them. 2. For each one of the side moldings, cut two pieces of foam seal (3M Scotch foam P/N 051131-06370 Tape No.4504 or equivalent). Cut the first piece approximately 60 cm (23.6 in,) long, 10 mm (0.4 in.) wide and approximately 8 mm (0.3 in.) thick. Cut the second piece approximately 25 cm (9.8 in.) long, 10 mm (0.4in.) wide and approximately 8 mm (0.3 in.) thick.