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Service bulletins for the 2017 Western Star 4900

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

670 on file from NHTSA, as of 2026-10-19.

By type

By component

Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
1102-172018-06-11. Service bulletin. ELECTRICAL SYSTEM. SPN 157 (MCM) (GHG17)
DOC-10333332018-06-11. Service bulletin. ELECTRICAL SYSTEM. SS 1033333 - WST ECC Replacement Jumper Harness Installation.
MY18M12018-06-11. Service bulletin. ELECTRICAL SYSTEM. MY18M1a_05-MAR-2018_Vocational
17TL8Rev12018-06-11. Service bulletin. ELECTRICAL SYSTEM. Vehicle Interface Module
0405-172018-06-11. Service bulletin. ELECTRICAL SYSTEM. SPN 521222 (TCM)
0408-17 SPN 52422018-06-11. Service bulletin. ELECTRICAL SYSTEM. FMI 2- Automatic Gear Selection - Incompatible or missing dataset
0403-172018-06-11. Service bulletin. ELECTRICAL SYSTEM. SPN 677 FMI 2 Starter Switch Inconsistent Diagnostics
1207-162018-04-16. Service bulletin. ELECTRICAL SYSTEM. 1207-16 SPN 4363 (ACM) (EPA10 GHG14)
15TS162018-03-13. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 15TS16Rev1 EPA10 Reman MCM Improvement for Fault Codes SPN 651 to 656
15-0162018-03-05. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. 15-016-DLR New Essential Tool For CPWA, CPPRA, Ltd CPPRA, & DSDWC Parties: Cadex CA-12 Battery Tester
sbw54612018-03-05. Service bulletin. ELECTRICAL SYSTEM. sbw5461 Guidelines for Repairing or Replacing an Electrical Harness
sbw54302018-03-05. Service bulletin. ELECTRICAL SYSTEM. sbw5430 Disconnecting or Connecting Daytime Running Lights
719-142018-02-12. Service bulletin. ELECTRICAL SYSTEM. 719-14 SPN 84 (CPC) (GHG14)
710-142018-02-12. Service bulletin. ELECTRICAL SYSTEM. 710-14 SPN 96 (CPC) (GHG14)
711-142018-02-12. Service bulletin. ELECTRICAL SYSTEM. 711-14 SPN 107 (CPC) (GHG14
701-142018-02-12. Service bulletin. ELECTRICAL SYSTEM. 701-14 SPN 168 FMI 0 and 1 (IPPC)(GHG14
706-142018-02-12. Service bulletin. ELECTRICAL SYSTEM. 706-14 SPN 171 FMI 3, 4 (CPC)(GHG14)
709-142018-02-12. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. 709-14 SPN 3216 (MCM) (GHG14)
703-142018-02-12. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. 703-14 SPN 3556 (ACM) (EPA10)
716-142018-02-12. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. 716-14 SPN 4077 (MCM)(EPA07 EPA10;GHG14
704-142018-02-12. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. 704-14 SPN 520200 FMI 6 (IPPC)(GHG14)
705-142018-02-12. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. 705-14 SPN 520203 FMI 6 (IPPC)(GHG14)
707-142018-02-12. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. 707-14 SPN 520229 FMI 3 (IPPC) (GHG14
sbw49112018-01-16. Service bulletin. ELECTRICAL SYSTEM. sbw4911 DEF Gauge Reading Incorrectly
12-0272018-01-16. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. 12-027-DLR Detroit and Alliance like Batteries are now interchangeable

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.