TSB: MACK 420, 600 SERIES, 614, 660, 700 SERIES, 770, 780, AC, ACL, AERO, ALL W MODELS, ALL W/FAW617 FRONT AXLE, ANTHEM, ANTHEM (AN), ASET, AT, AUTOCAR, B, B10M, C, CF, CH, CH SERIES, CH600, CH612, CH613, CHK SERIES, CHN, CHR, CHU, CHU612, CHU613, CHU614, CL, CL713, CL733, CLASS 6, CLASS 7, CLASS 8, CM400, CMH, CMM, CONQUEST, CRD SERIES, CRD112/113, CRD200, CRD92/93, CROSS COUNTRY, CS 200, CS 200P, CS 250, CS 250P, CS 300, CS 300P, CS 300T, CS SERIES, CT, CT713, CTP, CV, CV500, CV713, CX, CX613, CXN, CXP, CXU, CXU612, CXU613, CXU613E, CXU614, D12, D12A, D12B, D12C, D7C, DC, DK, DM, DM SERIES, DM400, DM6, DM600, DM6116S, DM6856S, DM6858S, DM800, DM807, DM809, DM811, DM886, DMM, DMM SERIES, DS, E6, E7, F, F SERIES, F6 SERIES, F611, F613, F7 SERIES, F716, F795, F795ST, F797, F86, FAP, FC, FCA, FCM7133, FCS, FDM, FDM7133R, FE, FE SERIES, FE6, FE7, FIRE TRUCK, FL, FL795, FL797, FM, FM SERIES, FREEDOM, FS, FS795, FS797, FWS, GRANITE (GR), GRANITE (GU), GU, GU7, GU713, GU8, GU812E, GU813, GU813E, GU814, HEAVY TRUCK, HMM, HMM6856S, J-TECH, KM, KS, LE, LEU, LL, LR, LR ELECTRIC, LR6, M35AK, M65BX, MACK, MB, MB SERIES, MB400, MB600, MC, MC SERIES, MC400, MC600, MC606, MD, MH, MHR, MID-LINER, MIDLINER, MIDR, MILITARY VEHICLE, MR, MR SERIES, MR400, MR600, MR600P, MR688S, MRU, MS SERIES, MS200, MS200P, MS250, MS250P, MS300, MS300P, MS300T, N10, N12, NE, PINNACLE (CHU), PINNACLE (CXU), PINNACLE (PI), R, R SERIES, R600, R685ST, R685T, R700, R773ST, R795, R797, RB, RB LE, RB6, RB600S, RBS, RC2, RD, RD SERIES, RD400, RD6, RD600, RD795, RD797, RD8, RD866, RD888, RL, RL SERIES, RL600, RL685, RL767, RL773, RL785, RL795, RL797, RM, RM SERIES, RM400, RM600, RS, RS SERIES, RS600, RS685, RS711, RS737, RS747, RS767, RS785, RS795, RS797, RW, RW SERIES, RWI, RWL, RWS, RX, SEMI TRACTOR, SR70, T200, T2060A, T2090L, T2090LR, T300, TD, TD122FAQ, TD122FTQ, TD365, TD60, TD61, TD713, TD714, TERRAPRO (LEU), TERRAPRO (LEU/MRU), TERRAPRO (MRU), TERRAPRO (TE), TITAN, TITAN (TD), U, U SERIES, V-MAC, V-MAC III, VAH, VE D7, VH, VHD, VHD84B, VHL, VISION, VN, VN DAY CAB, VN610, VN660, VN770, VNL, VNL420, VNL430, VNL630, VNL64T, VNL660, VNL770, VNM, VNR, VNX, VOLVO, VOLVO TRUCK, VOLVO WHITE, VT, WA, WAH, WC, WCA, WCL, WCM, WCS, WG, WH, WHEB, WHITE, WHL, WHL42T, WHR, WHS, WHTGM, WI, WIA, WIA64TES, WIAES, WIATES, WIL, WIM, WL, WS, WSR, WX, WXLL, WXLM, WXR (1955–2023)

Bulletin KC-2143 — September 21, 2021