B651820

Service Bulletin Details

Public Details for: B651820

Service action - head air bag holder retrofit: a rattle noise may develop from the head air bag (its) gas generator contacting adjacent component. This noise can be heard while driving on an uneven roadway.


- 2006 - 2005 - 2004 - 2003 - 2002 - 2001 - 2000 - 1999 -

12/2/2020
65 18 20_SERVICE ACTION: HEAD AIR BAG HOLDER RETROFIT
SIB 65 18 20
SERVICE ACTION: HEAD AIR BAG HOLDER RETROFIT
2020-11-30
Please perform the procedure outlined in this Service Information the next time the vehicle is in the shop.
MODEL
E-Series
E46
Model Description
323i, 328i 3 Series Sedan
Production Date
September 1998 thru October 1998
SITUATION
A rattle noise may develop from the head air bag (ITS) gas generator contacting adjacent component. This
noise can be heard while driving on an uneven roadway.
CAUSE
This is due to the tight installation tolerance between the gas generators of the ITS head air bags and
adjacent components.
CORRECTION
An additional retrofit bracket (1) has been created to be installed on both ITS head air bags.
A new locking nut (2) will be used to retain the retrofitted bracket.
PROCEDURE
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NOTE: These ITS head air bags were superseded by HPS head air bags starting in September 1999. If the
ITS has been previously deployed it may have been replaced by an HPS gas generator and then this
bulletin would not apply.
If the gas generator in the vehicle does not match the pictures in this bulletin, please reference SI
B65 23 00 (HPS Air bag replace on E46 vehicles.)
1. Disconnect the battery.
2. Unclip left wooden decorative strip using
a plastic tool (00 9 321)
See repair instructions REP 51 16 221.
3. Remove the left glovebox.
See repair instructions REP 51 16 350.
4. Remove the light switch assembly.
See repair instructions REP 61 31 033.
5. Remove the left side fresh air grill.
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See repair instructions REP 64 22 135.
6. Remove the steering column top panel.
See repair instructions REP 32 31 003.
7. Remove steering column bottom panel.
See repair instructions REP 32 31 020.
8. Unclip right wooden decorative strip
using a plastic tool (00 9 321).
See repair instructions REP 51 16 221.
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9. Remove the glovebox.
See repair instructions REP 51 16 360.
10. Remove the right side fresh air grill.
See repair instructions REP 64 22 136.
11. Retrofit the new bracket onto the
existing ITS gas generator.
Attach the bracket (1) to the bottom of the
gas generator and screw it into the
attachment of the gas generator with a new
self-locking hex (2) nut 07 14 7 153 450.
12. Repeat for the opposite side ITS.
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65 18 20_SERVICE ACTION: HEAD AIR BAG HOLDER RETROFIT
13. Reconnect the battery.
PARTS INFORMATION
Only use and invoice the part numbers below that apply.
Performing a part number look-up in ETK (EPC) by VIN or model in place of using/invoicing the
following part numbers may result with the wrong part numbers being invoiced and installed, this
could delay the payment of the claim.
Part Number
72 12 7 002 285
72 12 7 002 286
07 14 7 153 450
51 45 8 257 986
Description
Bracket left
Bracket right
Self-locking hex nut
Expanding nut
Quantity
1
1
2
2
WARRANTY INFORMATION
Reimbursement for this Service Action will be via normal claim entry utilizing the work package information
below and the part numbers listed above.
Defect Code:
:---
0065250100
E46 ITS, fit of inflator assembly
Work Pkg
Labor Operation Description (Plus work)
#1
00 52 538
Labor Allowance
Installing both auxiliary support brackets for
11 FRU
ITS head airbag
Claim Repair Comments
Only reference the SIB number and the work package (Pkg) number performed in the RO technician notes
and in the claim comments (For example: B65 18 20 WP 1), unless otherwise required by State law.
QUESTIONS REGARDING THIS BULLETIN
Technical inquiries
Warranty inquiries
Parts inquiries
Submit feedback at the top of this bulletin
Submit an IDS ticket to the Warranty Department or use
the chat available in the Warranty Documentation Portal
Submit an IDS ticket to the Parts Department
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