TSB: MERCEDES-BENZ A220, AMG A35, AMG A45, AMG C43, AMG C63, AMG C63 S, AMG CLA35, AMG CLA45, AMG CLS53, AMG E53, AMG E63, AMG E63S, AMG G63, AMG GLA45, AMG GLB35, AMG GLC43, AMG GLC63, AMG GLC63 S, AMG GLE43, AMG GLE63, AMG GLS63, AMG GT, AMG GT 63, AMG GT C, AMG GT R, AMG GT S, AMG GT43, AMG GT53, AMG GT63, AMG GT63S, AMG S63, AMG SL63, AMG SLC43, C300, C350, C350E, CLA250, CLS450, E350, E450, E63 AMG, EQC 400, G550, G63, GLA250, GLB200, GLB250, GLC300, GLC350, GLC350E, GLC63, GLE350, GLE350 E, GLE450, GLE580, GLS450, GLS580, METRIS, S450, S550, S560, S560E, S65 AMG, SL450, SL550, SLC300, SPRINTER (VS30), SPRINTER 1500, SPRINTER 2500, SPRINTER 3500, SPRINTER 4500 (2020)
Bulletin LI20.20-P-073274 — July 8, 2021
Bulletin Details
| Bulletin ID | LI20.20-P-073274 |
| Manufacturer | MERCEDES-BENZ |
| Models | A220, AMG A35, AMG A45, AMG C43, AMG C63, AMG C63 S, AMG CLA35, AMG CLA45, AMG CLS53, AMG E53, AMG E63, AMG E63S, AMG G63, AMG GLA45, AMG GLB35, AMG GLC43, AMG GLC63, AMG GLC63 S, AMG GLE43, AMG GLE63, AMG GLS63, AMG GT, AMG GT 63, AMG GT C, AMG GT R, AMG GT S, AMG GT43, AMG GT53, AMG GT63, AMG GT63S, AMG S63, AMG SL63, AMG SLC43, C300, C350, C350E, CLA250, CLS450, E350, E450, E63 AMG, EQC 400, G550, G63, GLA250, GLB200, GLB250, GLC300, GLC350, GLC350E, GLC63, GLE350, GLE350 E, GLE450, GLE580, GLS450, GLS580, METRIS, S450, S550, S560, S560E, S65 AMG, SL450, SL550, SLC300, SPRINTER (VS30), SPRINTER 1500, SPRINTER 2500, SPRINTER 3500, SPRINTER 4500 |
| Model Years | 2020 |
| Date Issued | July 8, 2021 |
| Date Added to NHTSA | August 4, 2021 |
| Component | ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| Vehicles Affected | 213 combinations |
What is a TSB?
A Technical Service Bulletin is a document issued by the vehicle manufacturer to inform dealership technicians about a known issue and the recommended repair procedure. TSBs are not mandatory recalls — they serve as repair guidance for common problems.
If your vehicle has this issue, bring this bulletin ID to your dealer. If under warranty, the repair should be covered at no cost.
Summary
Coolant warning in instrument cluster - Leak in coolant line
Affected Vehicles
| Make | Model | Year | Component |
|---|---|---|---|
| MERCEDES-BENZ | A220 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | A220 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | A220 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | AMG A35 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | AMG A35 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | AMG A35 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | AMG A45 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | AMG A45 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | AMG A45 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | AMG C43 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | AMG C43 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | AMG C43 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | AMG C63 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | AMG C63 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | AMG C63 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | AMG C63 S | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | AMG C63 S | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | AMG C63 S | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | AMG CLA35 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | AMG CLA35 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | AMG CLA35 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | AMG CLA45 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | AMG CLA45 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | AMG CLA45 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | AMG CLS53 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | AMG CLS53 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | AMG CLS53 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | AMG E53 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | AMG E53 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | AMG E53 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | AMG E63 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | AMG E63 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | AMG E63 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | AMG E63S | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | AMG E63S | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | AMG E63S | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | AMG G63 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | AMG G63 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | AMG G63 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | AMG GLA45 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | AMG GLA45 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | AMG GLA45 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | AMG GLB35 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | AMG GLB35 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | AMG GLB35 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | AMG GLC43 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | AMG GLC43 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | AMG GLC43 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | AMG GLC63 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | AMG GLC63 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | AMG GLC63 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | AMG GLC63 S | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | AMG GLC63 S | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | AMG GLC63 S | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | AMG GLE43 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | AMG GLE43 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | AMG GLE43 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | AMG GLE63 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | AMG GLE63 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | AMG GLE63 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | AMG GLS63 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | AMG GLS63 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | AMG GLS63 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | AMG GT | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | AMG GT | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | AMG GT | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | AMG GT 63 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | AMG GT 63 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | AMG GT 63 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | AMG GT C | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | AMG GT C | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | AMG GT C | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | AMG GT R | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | AMG GT R | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | AMG GT R | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | AMG GT S | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | AMG GT S | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | AMG GT S | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | AMG GT43 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | AMG GT43 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | AMG GT43 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | AMG GT53 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | AMG GT53 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | AMG GT53 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | AMG GT63 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | AMG GT63 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | AMG GT63 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | AMG GT63S | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | AMG GT63S | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | AMG GT63S | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | AMG S63 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | AMG S63 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | AMG S63 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | AMG SL63 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | AMG SL63 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | AMG SL63 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | AMG SLC43 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | AMG SLC43 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | AMG SLC43 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | C300 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | C300 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | C300 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | C350 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | C350 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | C350 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | C350E | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | C350E | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | C350E | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | CLA250 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | CLA250 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | CLA250 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | CLS450 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | CLS450 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | CLS450 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | E350 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | E350 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | E350 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | E450 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | E450 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | E450 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | E63 AMG | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | E63 AMG | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | E63 AMG | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | EQC 400 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | EQC 400 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | EQC 400 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | G550 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | G550 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | G550 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | G63 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | G63 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | G63 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | GLA250 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | GLA250 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | GLA250 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | GLB200 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | GLB200 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | GLB200 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | GLB250 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | GLB250 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | GLB250 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | GLC300 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | GLC300 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | GLC300 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | GLC350 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | GLC350 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | GLC350 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | GLC350E | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | GLC350E | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | GLC350E | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | GLC63 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | GLC63 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | GLC63 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | GLE350 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | GLE350 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | GLE350 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | GLE350 E | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | GLE350 E | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | GLE350 E | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | GLE450 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | GLE450 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | GLE450 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | GLE580 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | GLE580 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | GLE580 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | GLS450 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | GLS450 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | GLS450 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | GLS580 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | GLS580 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | GLS580 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | METRIS | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | METRIS | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | METRIS | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | S450 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | S450 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | S450 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | S550 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | S550 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | S550 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | S560 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | S560 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | S560 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | S560E | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | S560E | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | S560E | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | S65 AMG | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | S65 AMG | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | S65 AMG | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | SL450 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | SL450 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | SL450 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | SL550 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | SL550 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | SL550 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | SLC300 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | SLC300 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | SLC300 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | SPRINTER (VS30) | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | SPRINTER (VS30) | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | SPRINTER (VS30) | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | SPRINTER 1500 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | SPRINTER 1500 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | SPRINTER 1500 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | SPRINTER 2500 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | SPRINTER 2500 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | SPRINTER 2500 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | SPRINTER 3500 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | SPRINTER 3500 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | SPRINTER 3500 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
| MERCEDES-BENZ | SPRINTER 4500 | 2020 | 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY |
| MERCEDES-BENZ | SPRINTER 4500 | 2020 | 350000 EQUIPMENT |
| MERCEDES-BENZ | SPRINTER 4500 | 2020 | 138700 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS |
Related MERCEDES-BENZ Recalls
What Should You Do?
If your vehicle is affected by this TSB, contact your authorized MERCEDES-BENZ dealer. Bring this bulletin ID (LI20.20-P-073274) when you visit. If under warranty, the repair should be free. If your warranty has expired, ask about goodwill coverage — manufacturers sometimes cover TSB-related repairs beyond the warranty period.
Frequently Asked Questions
A recall is a mandatory safety fix — the manufacturer must repair every affected vehicle for free. A TSB is an advisory document that describes a known issue and the recommended fix, but repairs are not required. However, some TSBs eventually lead to recalls if the issue poses a safety risk. TSBs are generally issued for quality or performance problems, while recalls address safety defects.
If your vehicle is still under the manufacturer's warranty, TSB-related repairs are typically covered at no cost. If your warranty has expired, you can ask the dealer about goodwill or customer assistance programs. Many manufacturers will cover or partially cover repairs for well-known issues, especially if the TSB was issued recently or affects a large number of vehicles.
Check the make, model, and model year listed above against your vehicle. If they match, this bulletin likely applies. However, TSBs may only affect vehicles with specific production dates, VIN ranges, or configurations. Your dealer can confirm by entering your VIN into their service system, which will show all applicable TSBs and recalls.
This data comes from the National Highway Traffic Safety Administration (NHTSA). Manufacturers are required to submit copies of all communications (including TSBs) sent to their dealers to NHTSA. The agency makes this data publicly available as part of its vehicle safety monitoring program.