Mercedes Benz C 43 AMG Technical Service Bulletin # S-40_10-66 Date: 090205

Mercedes Benz C 43 AMG Technical Service Bulletin # S-40_10-66 Date: 090205

Wheels - Approved Alloy Wheel Cleaning Product

Date: February 5, 2009

Order No.: S-B-40.10/66

Group: 40

SUBJECT:

MY-All, Models All

Approved Alkaline MB Wheel Cleaner for Light Alloy Disk Wheel

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Any under top coat discoloration which occurs on vehicle wheel bolts (Figure 1) and light alloy disk wheels (Figures 2 - 4) can indicate that the

wheels have been cleaned with an acid-containing product. Harsh, non-recommended products diffuse through the top coat and leave behind visible

run-like tracks on the wheel finish as well.

Any wheels returned with such damage will not be covered by warranty.

NOTE:

Use only the approved alkaline MB wheel cleaner in parts information below. Ensure that all cleaning products and care systems are acid-free as