FCCC MT45 2015–2021 — technical service bulletin

Bulletin WP20-002 · NHTSA communication 10172547 · issued Mar 17, 2020

Technical service bulletin

communication type

Equipment

component

2015–2021

model years

vehicle entries

Official summary

Warranty Policy Letter explaining the Warranty Department is aligning with the frame rail repair policy, published in DTNA Workshop Manuals, which states that there are very few cases in which welding a heat-treated frame rail is allowed. Therefore, before welding anything on a frame rail, contact the applicable regional service representative for approval.

Vehicles covered

2015 FCCC MT45
2016 FCCC MT45
2017 FCCC MT45
2018 FCCC MT45
2019 FCCC MT45
2020 FCCC MT45
2015 FCCC MT55
2016 FCCC MT55
2017 FCCC MT55
2018 FCCC MT55
2019 FCCC MT55
2020 FCCC MT55
2020 FCCC S2C
2015 FCCC S2G
2016 FCCC S2G
2017 FCCC S2G
2018 FCCC S2G
2019 FCCC S2G
2020 FCCC S2G
2017 FCCC S2RV
2018 FCCC S2RV
2019 FCCC S2RV
2020 FCCC S2RV
2015 FCCC XCL
2016 FCCC XCL
2017 FCCC XCL
2018 FCCC XCL
2019 FCCC XCL
2020 FCCC XCL
2015 FCCC XCM
2016 FCCC XCM
2017 FCCC XCM
2018 FCCC XCM
2019 FCCC XCM
2020 FCCC XCM
2015 FCCC XCP
2016 FCCC XCP
2017 FCCC XCP
2018 FCCC XCP
2019 FCCC XCP
2020 FCCC XCP
2015 FCCC XCR
2016 FCCC XCR
2017 FCCC XCR
2018 FCCC XCR
2019 FCCC XCR
2020 FCCC XCR
2015 FCCC XCS
2016 FCCC XCS
2017 FCCC XCS
2018 FCCC XCS
2019 FCCC XCS
2020 FCCC XCS
2015 Freightliner 108SD
2016 Freightliner 108SD
2017 Freightliner 108SD
2018 Freightliner 108SD
2019 Freightliner 108SD
2020 Freightliner 108SD
2015 Freightliner 114SD

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.