LI91.10-P-076798
Service Bulletin Details
Public Details for: LI91.10-P-076798
Noise at front seats between seat-back lining and function carrier. Noise is caused by friction of the two component parts. Remove the seat-back lining (back panel) of the front seat concerned using a special tool. Via adhesive bondi
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Noises Between Seat-back Lining And Function Carrier Topic number LI91.10-P-076798 Version 1 Function group 91.10 - Front seats Date 8/14/23 Validity Model series 206, 254, 297 Cleanpoint felt at function carrier: 01.08.2023 Cleanpoint felt at seat backrest frame: 15.05.2023 Reason for change Complaint Noise at front seats between seat-back lining and function carrier. Cause Noise is caused by friction of the two component parts. Remedy Remove the seat-back lining (back panel) of the front seat concerned using a special tool. Via adhesive bonding, affix 2 pieces of felt at the lower seat backrest structure (see pic. 1). Via adhesive bonding, affix 2 pieces of felt in the upper area of the seat backrest at the function carrier (see pic. 2). Pic. 3 shows the function carrier from behind: Begin applying the adhesive bonding of the felt at the edge (see red arrow). Ensure that the adhesive bonding is applied in the center. Then fold the felt forward. Pic. 4 shows the function carrier from the front: Continue to apply the adhesive bonding to the forward fold. Ensure that the adhesive bonding is applied in the center. Attachments File Description Pic. 1.PNG 14.08.2023 16:34:07 © Copyright Mercedes-Benz AG JKANTAR Page 1 / 3 Pic. 2.PNG Pic. 3.PNG Pic. 4.PNG WIS-References Document number Title Note AR91.10-P-1912WT Remove/install seat backrest trim Use special tool for disassembly GB91.10-P-0000-14A Clip: Remove/install seat backrest trim Video Symptoms Body > Seat > Noises > Cracking Body > Seat > Noises > Grunting 14.08.2023 16:34:07 © Copyright Mercedes-Benz AG JKANTAR Page 2 / 3 Body > Seat > Noises > Creaking Parts Part number ES1 ES2 Designation A2019142097 Quantity Note Felt adhesive strips EPC 4 X Operation numbers/damage codes Op. no. Operation text 941010 Localize, eliminate noises - Findings: 91A12 941010 Localize, eliminate noises - Findings: 91N12 915832 Replace trim at backrest of driver's seat 91A12 915852 Replace trim at backrest of driver's seat 91N12 14.08.2023 16:34:07 © Copyright Mercedes-Benz AG Time JKANTAR Damage code Note Page 3 / 3