2017 Mercedes-Benz GLS550 Service and Repair Manual
2017 Mercedes-Benz GLS550 service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.
Designed for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and reference wiring diagrams and system sections quickly while you work.
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2017 GLE 400 4Matic, GLE 350 4Matic, GLE 350, GLE 550E 4Matic, GLE 63 AMG, GLE 63S AMG, GLE 43 AMG 4Matic Coupe, GLE 63S AMG 4Matic Coupe, GLS 450 4
In the event of a crash, if objects are not secured within the center console, they may strike the v
MBUSA will notify owners, and dealers will modify the center console so that it remains latched in a
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2016 - 2021 CLA-Class, GLA-Class, GLE-Class, GLS-Class, SLC-Class, A-Class, GT-Class, C-Class, E-Class, S-Class, CLS-Class, SL-Class, B-Class, GLB-C
Failure of the eCall system may result in emergency responders being dispatched to the wrong locatio
MBUSA will notify owners, and the communication module software will be updated by a dealer, or thro
Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2013-2017 vehicles due to a software fault that may cause the date and time for the emergency call system (eCall) to differ from the actual date an
An inaccurate vehicle location may delay emergency responders, increasing the risk of injury.
MBUSA has initiated an Over the Air (OTA) remote update. MBUSA will also notify owners, and dealers
Complaint After successful commissioning of the HERMES control unit (N112/9) with XENTRY Diagnosis DVD 03/2026, the message "SOS - service not activated" appears on the instrument cluster. In addition, the following two conditions are also
Dear Mercedes-Benz USA Dealers, The part numbers listed in the chart below should no longer be installed, and any existing stock must be returned to your facing PDC. The deadline for all dealer returns is no later than Thursday, June 11, 20
Complaint The customer requests deactivation of the N112/9 HERMES communication module Note: Deactivation of the HERMES control unit (N112/9) is not supported for gray-market vehicles. Cause Before deactivating the HERMES control unit (N112
The part numbers listed in the chart below should no longer be installed, and any existing stock must be returned to your facing PDC. The deadline for all dealer returns is no later than Thursday, June 4, 2026. After June 4th, returns of th
Complaint Creaking noise, in irregular sequence when driving slowly in combination with slight steering movements and/or Creaking/crackling noises from the area of the wheel bearing on the front axle when cornering/ maneuvering. Sound file
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, avo
Complaint Headlamp, front fog lamp leaky or fogged. Cause Fogging of the headlamps is a natural phenomenon, which can occur under certain climatic conditions. It does not lead to any technical impairment of the headlamp. If a pressure compe
Complaint Headlamp, front fog lamp leaky or fogged Cause Fogging of the headlamps is a natural phenomenon, which can occur under certain climatic conditions. It does not lead to any technical impairment of the headlamp. If a pressure compen
Showing the 8 most recent of 64 technical service bulletins on file with NHTSA.
Feel unsafe fuel rails and more where recalled in April 2022 Not all gls550 were recalled at the time due to no reason Drive to Florida with my wife and kids and car gave up on the side of a bridge
We had our Mercedes GLS550 2017 with 59,295 overheat and call for immediate shut down on the Massachusetts Turnpike with my wife and child in the car. It was quite a dangerous situation because the f
MY WIFE AND I WERE DRIVING FROM ARIZONA TO COLORADO. WE WERE TRAVELING AT ABOUT 85 MILES/ HR PASSING ALBUQUERQUE. ALL OF A SUDDEN WE FELT AND HEARD AN EXPLOSION. MY WIFE AND I BOTH DUCKED AND FORTUNAT
REAR AXLE LOCK UP BRIEFLY MADE A SOUND LIKE SOMEONE REAR ENDED THE CAR AND SNAP THE LEFT SIDE REAR CV AXLE. VEHICLE IS AWD AND DOES NOT MOVE ON ITS OWN POWER.. SHOP TOW SUV AND ON THE AIR FOUND THE AX
I PURCHASED A 2017 GLS 550 IN JANUARY 2018 FROM LOEBER MOTORS IN LINCOLNWOOD ILLINOIS. THE STICKER ON THE VEHICLE REPRESENTED THAT THERE WERE 'ALL SEASON' TIRES ON THE VEHICLE. AFTER NUMEROUS GUARANT
Showing the 5 most serious of 6 complaints filed with NHTSA.
