Mercedes-Benz E Class 2003 — technical service bulletin
Bulletin 5421111 · NHTSA communication 10008443 · issued Jun 24, 2004
Technical service bulletin
communication type
Electrical System
component
2003
model years
1
vehicle entries
Official summary
Central locking and/or turn signal indicator are nonfunctional; fuel level indicator is inexact; rear lamps are continuously lit; antitheft alarm system sounds false alarms. *tt
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.