Mercedes-Benz GLA-Class Service Bulletins

404 manufacturer communications on file.

• November 12, 2020•Document ID: 10186133

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  LI35.31-P-072106

  Date Added:

  February 1, 2021

  Manufacturer:

  MERCEDES-BENZ

  Summary

  Fault code for short circuit to ground stored in AW- D_MFA2 - N15/17 - all-wheel drive (transfer case)

  Associated Products (9)

  2021 Mercedes-Benz A-Class2021 Mercedes-Benz CLA-Class2021 Mercedes-Benz GLA-Class2020 Mercedes-Benz A-Class2020 Mercedes-Benz CLA-Class2020 Mercedes-Benz GLA-Class2019 Mercedes-Benz A-Class2019 Mercedes-Benz CLA-Class2019 Mercedes-Benz GLA-Class
  Associated Documents

  • DownloadMC-10186133-0001.pdf↗
• November 12, 2020•Document ID: 10184797

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL; EQUIPMENT

  Mfr Comm. #:

  NCU-2020070018

  Date Added:

  December 28, 2020

  Manufacturer:

  MERCEDES-BENZ

  Summary

  Mercedes-Benz USA, LLC (?MBUSA?) has entered into an agreement with the United States Department of Justice (DOJ), the Environmental Protection Agency (EPA), the California Air Resources Board (CARB), and the California Attorney General?s Office (CA AG) regarding the emission control system in certain Mercedes-Benz diesel vehicles. As part of this agreement, MBUSA will offer field measures referred to as the Approved Emission Modification (?AEM?) for the affected vehicles. As a result, certain vehicles covered under this notification cannot be sold or caused to be sold, or leased or caused to be leased, or introduced into commerce, or exported from the United States to another country, until after the AEM described in this notification is performed.

  Associated Products (16)

  2016 Mercedes-Benz GLA-Class2016 Mercedes-Benz GLC-Class2016 Mercedes-Benz GL-Class2016 Mercedes-Benz GLE-Class2016 Mercedes-Benz GLS-Class2015 Mercedes-Benz GLA-Class2015 Mercedes-Benz GL-Class2015 Mercedes-Benz GLK-Class2015 Mercedes-Benz ML-Class2014 Mercedes-Benz GLA-Class2014 Mercedes-Benz GL-Class2014 Mercedes-Benz GLK-Class2014 Mercedes-Benz ML-Class2013 Mercedes-Benz GL-Class2013 Mercedes-Benz GLK-Class2013 Mercedes-Benz ML-Class
  Associated Documents

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• October 31, 2020•Document ID: 10183233

  Service Bulletin/Repair Instructions
  EQUIPMENT:APPLIANCE:AIR CONDITIONER

  Mfr Comm. #:

  LI83.10-P-071667

  Date Added:

  November 30, 2020

  Manufacturer:

  MERCEDES-BENZ

  Summary

  Noises From Air Conditioning Due To Foreign Bodies In The Blower

  Associated Products (1)

  2021 Mercedes-Benz GLA-Class
  Associated Documents

  • DownloadMC-10183233-0001.pdf↗
• October 29, 2020•Document ID: 11031594

  Warranty Program/Extension
  VISIBILITY/WIPER

  Mfr Comm. #:

  EW - HVAC Service

  Date Added:

  April 28, 2026

  Manufacturer:

  MERCEDES-BENZ

  Summary

  This NCU replaces the prior NCUs issued on May 18, June 25, 2020 and October 1, 2020 and contains important workshop instructions on how the HVAC Service Warranty repair must be carried out. To enhance the satisfaction of our customers, avoid further costs of litigation, and return focus to its core businesses, Mercedes-Benz USA, LLC (MBUSA) has entered into a settlement regarding claims relating to alleged mold and mildew odors originating from the HVAC system in certain Mercedes-Benz vehicles. As part of the settlement, MBUSA has agreed to offer sliding-scale warranty coverage for certain vehicles diagnosed as having mold or mildew odors originating from the HVAC system. Although the settlement has received court approval, warranty coverage will not take effect until December 7, 2020, when the appeal period for class members will have expired. If the settlement takes effect, warranty coverage will include cleaning of the evaporator and replacement of the HVAC filters.

  Associated Products (58)

  2019 Mercedes-Benz C-Class2019 Mercedes-Benz E-Class2019 Mercedes-Benz GLA-Class2019 Mercedes-Benz GLC-Class2019 Mercedes-Benz GLE-Class2019 Mercedes-Benz GLS-Class2018 Mercedes-Benz C-Class2018 Mercedes-Benz CLS-Class2018 Mercedes-Benz E-Class2018 Mercedes-Benz GLA-Class2018 Mercedes-Benz GLC-Class2018 Mercedes-Benz GLE-Class2018 Mercedes-Benz GLS-Class2017 Mercedes-Benz C-Class2017 Mercedes-Benz CLS-Class2017 Mercedes-Benz E-Class2017 Mercedes-Benz GLA-Class2017 Mercedes-Benz GLC-Class2017 Mercedes-Benz GLE-Class2017 Mercedes-Benz GLS-Class+ 38 more
  Associated Documents

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• September 25, 2020•Document ID: 10181200

  Service Bulletin/Repair Instructions
  POWER TRAIN:AUTOMATIC TRANSMISSION

  Mfr Comm. #:

  SC-2020080001

  Date Added:

  October 19, 2020

  Manufacturer:

  MERCEDES-BENZ

  Summary

  Replace automatic transmission

  Associated Products (9)

  2020 Mercedes-Benz G-Class2020 Mercedes-Benz GLA-Class2020 Mercedes-Benz GLB-Class2020 Mercedes-Benz GLC-Class2020 Mercedes-Benz GLE-Class2020 Mercedes-Benz GLS-Class2020 Mercedes-Benz S-Class2020 Mercedes-Benz SLC-Class2020 Mercedes-Benz SL-Class
  Associated Documents

  • DownloadMC-10181200-0001.pdf↗
• September 12, 2020•Document ID: 10186132

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  LI35.31-P-072105

  Date Added:

  February 1, 2021

  Manufacturer:

  MERCEDES-BENZ

  Summary

  Humming/ vibrations/ noises from the area of the rear axle while maneuvering or when moving off

  Associated Products (8)

  2021 Mercedes-Benz GLA-Class2020 Mercedes-Benz GLA-Class2019 Mercedes-Benz CLA-Class2019 Mercedes-Benz GLA-Class2018 Mercedes-Benz CLA-Class2018 Mercedes-Benz GLA-Class2017 Mercedes-Benz CLA-Class2017 Mercedes-Benz GLA-Class
  Associated Documents

  • DownloadMC-10186132-0001.pdf↗
• September 11, 2020•Document ID: 10181201

  Service Bulletin/Repair Instructions
  FUEL SYSTEM, GASOLINE

  Mfr Comm. #:

  SC-2020080021

  Date Added:

  October 19, 2020

  Manufacturer:

  MERCEDES-BENZ

  Summary

  Replace exhaust gas cleaning information label

  Associated Products (5)

  2019 Mercedes-Benz G-Class2019 Mercedes-Benz GLA-Class2019 Mercedes-Benz GLC-Class2019 Mercedes-Benz GLE-Class2019 Mercedes-Benz GLS-Class
  Associated Documents

  • DownloadMC-10181201-0001.pdf↗
• August 31, 2020•Document ID: 10181194

  Service Bulletin/Repair Instructions
  SEATS; EQUIPMENT

  Mfr Comm. #:

  LI91.18-P-071629

  Date Added:

  October 19, 2020

  Manufacturer:

  MERCEDES-BENZ

  Summary

  BR167 / MFA2 Cracks In Artico Seat Cushion Cover On Front Seat

  Associated Products (7)

  2021 Mercedes-Benz GLA-Class2020 Mercedes-Benz A-Class2020 Mercedes-Benz G-Class2020 Mercedes-Benz GLA-Class2020 Mercedes-Benz GLB-Class2020 Mercedes-Benz SLC-Class2020 Mercedes-Benz SL-Class
  Associated Documents

  • DownloadMC-10181194-0001.pdf↗
• August 28, 2020•Document ID: 10179976

  Service Bulletin/Repair Instructions
  SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:PADS

  Mfr Comm. #:

  NCU-2020080023

  Date Added:

  September 21, 2020

  Manufacturer:

  MERCEDES-BENZ

  Summary

  Mercedes-Benz AG ("MBAG"), the manufacturer of Mercedes-Benz vehicles, has determined that certain MY 2019-2021 A-Class (177 platform), CLA-Class (118 platform), GLA-Class (247 platform), and GLB-Class (247 platform) vehicles might not be equipped with a means to check the wear status of the brake pads on the rear axle. Furthermore, information regarding the brake gauge and its operation might not be included in the owner's manual.

  Associated Products (9)

  2021 Mercedes-Benz CLA-Class2021 Mercedes-Benz GLA-Class2020 Mercedes-Benz A-Class2020 Mercedes-Benz CLA-Class2020 Mercedes-Benz GLA-Class2020 Mercedes-Benz GLB-Class2019 Mercedes-Benz A-Class2019 Mercedes-Benz B-Class2019 Mercedes-Benz GLA-Class
  Associated Documents

  • DownloadMC-10179976-0001.pdf↗
• August 12, 2020•Document ID: 10179908

  Service Bulletin/Repair Instructions
  LANE DEPARTURE; ENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE

  Mfr Comm. #:

  LI20.20-P-071612

  Date Added:

  September 21, 2020

  Manufacturer:

  MERCEDES-BENZ

  Summary

  Coolant warning in instrument cluster - Leak in coolant line below air filter

  Associated Products (3)

  2021 Mercedes-Benz GLA-Class2020 Mercedes-Benz A-Class2019 Mercedes-Benz CLA-Class
  Associated Documents

  • DownloadMC-10179908-0001.pdf↗
• August 3, 2020•Document ID: 10179907

  Service Bulletin/Repair Instructions
  LANE DEPARTURE

  Mfr Comm. #:

  LI20.10-P-060902

  Date Added:

  September 21, 2020

  Manufacturer:

  MERCEDES-BENZ

  Summary

  Engine diagnosis warning lamp activated - Fault code P012800

  Associated Products (31)

  2021 Mercedes-Benz CLA-Class2020 Mercedes-Benz CLA-Class2020 Mercedes-Benz E-Class2020 Mercedes-Benz EQC-Class2019 Mercedes-Benz CLA-Class2019 Mercedes-Benz E-Class2019 Mercedes-Benz GLA-Class2018 Mercedes-Benz B-Class2018 Mercedes-Benz CLA-Class2018 Mercedes-Benz E-Class2018 Mercedes-Benz GLA-Class2017 Mercedes-Benz B-Class2017 Mercedes-Benz CLA-Class2017 Mercedes-Benz E-Class2017 Mercedes-Benz GLA-Class2016 Mercedes-Benz B-Class2016 Mercedes-Benz CLA-Class2016 Mercedes-Benz E-Class2016 Mercedes-Benz GLA-Class2015 Mercedes-Benz B-Class+ 11 more
  Associated Documents

  • DownloadMC-10179907-0001.pdf↗
• August 3, 2020•Document ID: 10179905

  Service Bulletin/Repair Instructions
  STEERING; BACK OVER PREVENTION; FUEL SYSTEM, GASOLINE

  Mfr Comm. #:

  LI09.40-P-071568

  Date Added:

  September 21, 2020

  Manufacturer:

  MERCEDES-BENZ

  Summary

  Squeaking noise from linkage of ex- haust gas turbocharger actuator motor

  Associated Products (3)

  2021 Mercedes-Benz GLA-Class2020 Mercedes-Benz A-Class2019 Mercedes-Benz CLA-Class
  Associated Documents

  • DownloadMC-10179905-0001.pdf↗
• July 31, 2020•Document ID: 10179966

  Service Bulletin/Repair Instructions
  COMMUNICATION; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)

  Mfr Comm. #:

  LI82.85-P-071453

  Date Added:

  September 21, 2020

  Manufacturer:

  MERCEDES-BENZ

  Summary

  Incorrect time and/or instrument cluster message "SOS, service not activated" and/or Mercedes Me connect services nonfunctional

  Associated Products (84)

  2021 Mercedes-Benz CLA-Class2021 Mercedes-Benz GLA-Class2021 Mercedes-Benz GLE-Class2020 Mercedes-Benz A-Class2020 Mercedes-Benz AMG GT2020 Mercedes-Benz CLA-Class2020 Mercedes-Benz CLS-Class2020 Mercedes-Benz E-Class2020 Mercedes-Benz GLA-Class2020 Mercedes-Benz GLC-Class2020 Mercedes-Benz GLE-Class2020 Mercedes-Benz S-Class2020 Mercedes-Benz SLC-Class2020 Mercedes-Benz SL-Class2019 Mercedes-Benz A-Class2019 Mercedes-Benz AMG GT2019 Mercedes-Benz B-Class2019 Mercedes-Benz C-Class2019 Mercedes-Benz CLA-Class2019 Mercedes-Benz CLS-Class+ 64 more
  Associated Documents

  • DownloadMC-10179966-0001.pdf↗
• June 25, 2020•Document ID: 10177565

  Service Bulletin/Repair Instructions
  EQUIPMENT:ELECTRICAL

  Mfr Comm. #:

  LI82.70-P-071024

  Date Added:

  July 27, 2020

  Manufacturer:

  MERCEDES-BENZ

  Summary

  The mobile phone address book is not transferred completely to the multimedia system (COMAND or MBUX). In some cases, the call list shows just the telephone numbers but no names. The problem only occurs in conjunction with the iPhone and software version iOS 13.x.

  Associated Products (18)

  2020 Mercedes-Benz A-Class2020 Mercedes-Benz AMG GT2020 Mercedes-Benz C-Class2020 Mercedes-Benz CLA-Class2020 Mercedes-Benz CLS-Class2020 Mercedes-Benz E-Class2020 Mercedes-Benz EQC-Class2020 Mercedes-Benz G-Class2020 Mercedes-Benz GLA-Class2020 Mercedes-Benz GLB-Class2020 Mercedes-Benz GLC-Class2020 Mercedes-Benz GLE-Class2020 Mercedes-Benz GLS-Class2020 Mercedes-Benz Metris2020 Mercedes-Benz S-Class2020 Mercedes-Benz SLC-Class2020 Mercedes-Benz SL-Class2020 Mercedes-Benz Sprinter
  Associated Documents

  • DownloadMC-10177565-0001.pdf↗
• June 11, 2020•Document ID: 10177551

  Service Bulletin/Repair Instructions
  EQUIPMENT; ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:SOFTWARE

  Mfr Comm. #:

  LI54.65-P-071267

  Date Added:

  July 27, 2020

  Manufacturer:

  MERCEDES-BENZ

  Summary

  Fault code B223209 is logged as "stored" in the parking control unit.

  Associated Products (13)

  2020 Mercedes-Benz A-Class2020 Mercedes-Benz AMG GT2020 Mercedes-Benz C-Class2020 Mercedes-Benz CLA-Class2020 Mercedes-Benz CLS-Class2020 Mercedes-Benz E-Class2020 Mercedes-Benz G-Class2020 Mercedes-Benz GLA-Class2020 Mercedes-Benz GLB-Class2020 Mercedes-Benz GLC-Class2020 Mercedes-Benz GLE-Class2020 Mercedes-Benz SLC-Class2020 Mercedes-Benz SL-Class
  Associated Documents

  • DownloadMC-10177551-0001.pdf↗
• June 5, 2020•Document ID: 10177544

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; AIR BAGS

  Mfr Comm. #:

  LI54.21-P-070658

  Date Added:

  July 27, 2020

  Manufacturer:

  MERCEDES-BENZ

  Summary

  A fixed SRS message is displayed in the instrument cluster. Cause is not safety-relevant and does not affect function of safety systems.

  Associated Products (13)

  2020 Mercedes-Benz A-Class2020 Mercedes-Benz AMG GT2020 Mercedes-Benz C-Class2020 Mercedes-Benz CLA-Class2020 Mercedes-Benz CLS-Class2020 Mercedes-Benz E-Class2020 Mercedes-Benz G-Class2020 Mercedes-Benz GLA-Class2020 Mercedes-Benz GLB-Class2020 Mercedes-Benz GLC-Class2020 Mercedes-Benz GLE-Class2020 Mercedes-Benz SLC-Class2020 Mercedes-Benz SL-Class
  Associated Documents

  • DownloadMC-10177544-0001.pdf↗
• May 21, 2020•Document ID: 10176670

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  NCU - HVAC Warra

  Date Added:

  June 22, 2020

  Manufacturer:

  MERCEDES-BENZ

  Summary

  To enhance the satisfaction of our customers, avoid further costs of litigation and return focus to its core businesses, Mercedes-Benz USA, LLC (MBUSA) has entered into a settlement regarding claims relating to alleged mold and mildew type odors originating from the HVAC system in certain Mercedes-Benz vehicles. As part of the settlement, MBUSA has agreed to offer sliding-scale warranty coverage for certain vehicles diagnosed as having mold or mildew type odors originating from the HVAC system?although that coverage will not take effect until the settlement is judicially approved and other events occur; likely not until December 7, 2020 at the earliest (see below). If the settlement becomes effective, coverage will include cleaning of the evaporator and replacement of the HVAC filters

  Associated Products (113)

  2017 Mercedes-Benz AMG GT2017 Mercedes-Benz B-Class2017 Mercedes-Benz C-Class2017 Mercedes-Benz CLA-Class2017 Mercedes-Benz CLS-Class2017 Mercedes-Benz E-Class2017 Mercedes-Benz G-Class2017 Mercedes-Benz GLA-Class2017 Mercedes-Benz GLC-Class2017 Mercedes-Benz GL-Class2017 Mercedes-Benz GLE-Class2017 Mercedes-Benz GLS-Class2017 Mercedes-Benz S-Class2017 Mercedes-Benz SLC-Class2017 Mercedes-Benz SL-Class2017 Mercedes-Benz SLK-Class2016 Mercedes-Benz AMG GT2016 Mercedes-Benz B-Class2016 Mercedes-Benz C-Class2016 Mercedes-Benz CLA-Class+ 93 more
  Associated Documents

  • DownloadMC-10176670-0001.pdf↗
• May 19, 2020•Document ID: 10176663

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  LI54.30-P-070482

  Date Added:

  June 22, 2020

  Manufacturer:

  MERCEDES-BENZ

  Summary

  Check engine indicator light active and fault code P261029/P02FF85/P02FF02 stored in engine control unit

  Associated Products (16)

  2020 Mercedes-Benz A-Class2020 Mercedes-Benz AMG GT2020 Mercedes-Benz C-Class2020 Mercedes-Benz CLA-Class2020 Mercedes-Benz CLS-Class2020 Mercedes-Benz E-Class2020 Mercedes-Benz EQC-Class2020 Mercedes-Benz G-Class2020 Mercedes-Benz GLA-Class2020 Mercedes-Benz GLB-Class2020 Mercedes-Benz GLC-Class2020 Mercedes-Benz GLE-Class2020 Mercedes-Benz GLS-Class2020 Mercedes-Benz S-Class2020 Mercedes-Benz SLC-Class2020 Mercedes-Benz SL-Class
  Associated Documents

  • DownloadMC-10176663-0001.pdf↗
• February 19, 2020•Document ID: 10172681

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  LI54.30-P-070902

  Date Added:

  March 23, 2020

  Manufacturer:

  MERCEDES-BENZ

  Summary

  Event memory in the instrument cluster mileage readings intermittently inaccurate

  Associated Products (29)

  2019 Mercedes-Benz C-Class2019 Mercedes-Benz E-Class2019 Mercedes-Benz GLA-Class2019 Mercedes-Benz GLC-Class2019 Mercedes-Benz SLC-Class2018 Mercedes-Benz C-Class2018 Mercedes-Benz E-Class2018 Mercedes-Benz GLA-Class2018 Mercedes-Benz GLC-Class2018 Mercedes-Benz GLE-Class2018 Mercedes-Benz GLS-Class2018 Mercedes-Benz S-Class2018 Mercedes-Benz SLC-Class2017 Mercedes-Benz C-Class2017 Mercedes-Benz E-Class2017 Mercedes-Benz GLA-Class2017 Mercedes-Benz GLC-Class2017 Mercedes-Benz GLE-Class2017 Mercedes-Benz GLS-Class2017 Mercedes-Benz S-Class+ 9 more
  Associated Documents

  • DownloadMC-10172681-0001.pdf↗
• February 7, 2020•Document ID: 10172683

  Service Bulletin/Repair Instructions
  TIRES; EQUIPMENT:OTHER:LABELS

  Mfr Comm. #:

  P-SC-2020020001

  Date Added:

  March 23, 2020

  Manufacturer:

  MERCEDES-BENZ

  Summary

  Information Label on Tire Sealant

  Associated Products (76)

  2020 Mercedes-Benz A-Class2020 Mercedes-Benz AMG GT2020 Mercedes-Benz C-Class2020 Mercedes-Benz CLA-Class2020 Mercedes-Benz CLS-Class2020 Mercedes-Benz E-Class2020 Mercedes-Benz EQC-Class2020 Mercedes-Benz G-Class2020 Mercedes-Benz GLA-Class2020 Mercedes-Benz GLB-Class2020 Mercedes-Benz GLC-Class2020 Mercedes-Benz GLE-Class2020 Mercedes-Benz GLS-Class2020 Mercedes-Benz S-Class2020 Mercedes-Benz SLC-Class2020 Mercedes-Benz SL-Class2019 Mercedes-Benz A-Class2019 Mercedes-Benz AMG GT2019 Mercedes-Benz B-Class2019 Mercedes-Benz C-Class+ 56 more
  Associated Documents

  • DownloadMC-10172683-0001.pdf↗