2024 Mercedes-Benz AMG Gls63 4matic+ technical service bulletins
253 technical service bulletins and manufacturer communications cover the 2024 Mercedes-Benz AMG Gls63 4matic+, including one warranty extension.
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- Dear Mercedes-Benz Owner: In our continuing efforts to ensure the proper performance of Mercedes-Benz...
- Customers may notice a check engine light in the instrument cluster and may also complain of rough running
- Customer concern of Air Conditioning not cooling
- Customer states that the yellow "Coolant" message is populated in the instrument cluster
- Issue A software update will be performed that provides enhancements to the robustness and system...
- Slight creaking noises when steering
- Repeat workshop visit for vehicle vibration while braking from 60MPH. NOTE: Although the symptom is...
- Red coolant warning in instrument cluster
- Radio station cover art does not refresh when switching stations
- Whining / humming noises (described as foghorn‑like) from the drivetrain in the rear axle area during...
- Only vehicles with a variable transfer case are affected
- Clanking noise from the area of the speakers in the doors
- Traffic sign symbol for "Traffic Sign Assist" is blinking in instrument cluster without obvious
- Electrical system
- CEL light on with no drivability concerns
- Cause Internal failure of the scroll wheel within the AC compressor
- When coming to a stop or at slow speeds, brakes produce light squealing noise
- Noises/ squealing from the service brake in various driving situations and ambient conditions
- Noise from front end thought to be from steering gear
- During part of the steering movement, it feels heavier or more difficult to steer in the same spot every time
- Tailgate opens unintentionally
- 1. General Diagnostic Tips 2. One or More PARK Sensor Activations 3. Red Ring Around Vehicle 4. "Active...
- Oil leaks found on M176 or M177 engines diagnosed to be from the cylinder head cover area
- Customer reports Check Engine Light with possible loss of power concern
- This document is intended as a pre-case diagnostic reference for transmission related concerns
- Mercedes-Benz USA is currently experiencing limited availability of transmission fluid specification ATF...
- • Fuel filler flap protrudes from side wall • Fuel filler flap not opening
- CEL light on with no drivability concerns
- Check Engine Light ON with DTC P012800 "The Coolant Temperature is Below the Specified Temperature" active...
- Noise from front end attributable to steering gear
- Single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end)
- Traffic sign symbol for "Traffic Sign Assist" is blinking in instrument cluster without obvious
- Dear Mercedes-Benz USA Dealers, The part numbers listed in the chart below should no longer be installed,...
- 1. "Perform vehicle handover" in the workshop menu to start the maintenance computer for service A/B...
- Service code B1 displayed in the customer menu does not match the workshop code displayed in the workshop...
- Rattle or clunking noise from underneath the vehicle when driving over uneven/bumpy surfaces
- Harsh upshifts, downshifts, or jolting in lower gears when accelerating
- Dear Mercedes-Benz USA Dealers, The part numbers listed in the chart below should no longer be installed,...
- After successful commissioning of the HERMES control unit (N112/9) with XENTRY Diagnosis DVD 03/2026, the...
- Noises from the area of the steering column
- Dear Mercedes-Benz USA Dealers, The part numbers listed in the chart below should no longer be installed,...
- Repeat workshop visit for vehicle vibration while braking from 60MPH. Vehicle production date prior to...
- Approx
- The part numbers listed in the chart below should no longer be installed, and any existing stock must be...
- Noises at the front axle when cornering or maneuvering (video files attached) Note: Save video files...
- Despite the IC message shown in these complaints, the primary low-beam function is not restricted
- Creaking noise, in irregular sequence when driving slowly in combination with slight steering movements...
- 1. General Diagnostic Tips 2. One or More PARK Sensor Activations 3. Red Ring Around Vehicle 4. "Active...
- Cause At present, there are no known noise problems with the steering column
- Head-up display flickering in BR167
- There may be a cosmetic fault in the projection of the logo projector of the outside mirror (left/right)
- CEL ON with DTC P012800 "The Coolant Temperature is Below the Specified Temperature" active and stored in...
- Head-up display flickers
- Headlamp, front fog lamp leaky or fogged
- Radio station cover art does not refresh when switching stations
- The intent of
- The vehicle's position on the map is displayed far away from its actual position, e.g. the vehicle is...
- Headlamp, front fog lamp leaky or fogged
- Yellow information message in driver display (instrument cluster): "Switch on motor to charge the 12V battery"
- When coming to a stop or at slow speeds, brakes produce light squealing noise
- Customer concern of Air Conditioning not cooling
- This LI does Not apply to 223 or 206 which use a different generation of 48V systems
- Headlamps leaking or fogged
- Tailgate opens unintentionally
- Customer states that the yellow "Coolant" message is populated in the instrument cluster
- Shock symbol in instrument cluster with "Do Not Drive Over 50MPH" message AND DTC's in A108/2 or A108/3:...
- Check engine light on with the following fault is current in the VGS Control Unit: P084300 Oil pressure...
- Noise from front end attributable to steering gear
- CEL on with Code P012800 "The Coolant Temperature is Below the Specified Temperature"
- Head-up display permanently or sporadically unavailable
- Model Year 2019-2022 167 (GLE/GLS)
- Electrical system
- Engine
- Customer states the AC either does not cool/has poor performance or heat is insufficient
- Customer states check engine light on in the dash
- Customer states the AC either does not cool/has poor performance or heat is insufficient
- The
- (Original LI document #: LI27.35-P-079039) Clicking noises from the electro-hydraulic control unit (EHS)...
- The flap of the reversing camera opens and closes by itself during forward travel several times during the...
- ESP®, BAS, PRE-SAFE®, HOLD function, Hill-Start Assist, ESP® trailer stabilization, Adaptive Brake Lights,...
- Displayed Message: “Driver camera not functioning, see Operator’s Manual”
- Possible complaints about shift quality, issues with learning the park lock, and slipping/rinse entries in...
- Engine
- Head-up display permanently or sporadically unavailable
- At low speeds and light brake pressure, brakes will make a groaning or honking noise
- Crackling and cracking noise from the outer wheel on the front axle when cornering
- The "Easy entry and exit feature" function deactivates itself after a brief period
- Red park ring around vehicle without anything in proximity
- The result from the XENTRY battery test does not match the current state of the battery
- After a software update from campaign 2025050001 of component LIB48_222
- After a software update of component LIB48_222
- Throbbing/humming sound around 60mph
- 1. Howling noises from the area of the rear axle 2. Oil discoloration is present during oil change (water...
- Customer states CEL is active in instrument cluster, may report rough running
- A pulsating knocking noise (e.g. clattering) can be heard underneath the bench seat, particularly in the...
- Fuel filler flap/socket flap sticks, cannot be opened
- After a software update for instrument cluster (IC) control unit (N133/1) is performed the following...
- Hand detection system not operating correctly / vehicles with code 266 Fault message in instrument...
- Structure: body
- Noises/ squealing from the service brake in various driving situations and ambient conditions
- Customer complains of oil use, oil leaking or oil smell
- Customer concern of Air Conditioning not cooling
- The head unit cannot be operated via the steering wheel buttons on the right side
- MBUX head unit display with red text box "System Inoperative". ONLY for vehicles with SA code (549+21U) or...
- Single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end)
- Customer concern of Air Conditioning not cooling
- Customer concern of Air Conditioning not cooling
- Please note that the exact quick test conditions must be met as seen below
- Individual functions such as sliding sunroof or roller sunblind can no longer be operated using the...
- Headlamp, front fog lamp leaky or fogged
- Windshield streaking on driver's side
- Noises/ squealing from the service brake in various driving situations and ambient conditions
- A clicking/ticking/taping noise from underneath the vehicle with engine off during ECO stop event or after...
- • Fuel filler flap protrudes from side wall • Fuel filler flap not opening
- During a phone call, the called party has difficulty understanding/cannot understand the driver, or...
- The flap of the reversing camera opens and closes by itself during forward travel several times during the...
- Customer-perceived problem: • Fuel gauge reading implausible • MIL ON (market-dependent) N118/3 Fault...
- Fuel door may require several attempts to open
- The
- Single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end)
- When using the offroad display in the MBUX, the "Transparent hood" function cannot be activated using the...
- Electrical system
- Play noticeable in the height adjustment of the steering column
- The vehicle's position on the map is displayed far away from its actual position, e.g. the vehicle is...
- After a software update, the MBUX multimedia system (A26/17) may incorrectly display the fault code...
- Electrical system
- After a control unit replacement of "N112/9
- Transmission control unit Y3/8n4 (fully integrated transmission control unit (VGS)) not listed in quick...
- One or more of the seats in the second or third row cannot be folded over when the switch group in the...
- Rear lamps fogged up/not leaktight
- When using the offroad display in the MBUX, the "Transparent hood" function cannot be activated using the...
- Only vehicles with a variable transfer case are affected
- Customer complains about anti-theft alarm system triggering without obvious cause when the vehicle is...
- Automatic window raising function of side window inoperative
- Washer fluid system leaks
- After clicking on the "Radio" selection function, the radio does not start and instead a permanent loading...
- When using the offroad display in the MBUX, the "Transparent hood" function cannot be activated using the...
- Noises/ squealing from the service brake in various driving situations and ambient conditions
- Customer concern of Air Conditioning not cooling
- Individual functions such as sliding sunroof or roller sunblind can no longer be operated using the...
- Damage or discoloration to paint protection films on vehicle
- Headlamp or front fog lamp leaky or fogged
- To insure vehicle down time is kept at a minimum and all required information is available when case is...
- • Head-up display permanently or sporadically unavailable
- Customer concern of Air Conditioning not cooling
- Yellow coolant warning system message appears in instrument cluster
- Unknown or other
- Unknown or other
- The vehicles were visible and flagged in VMI as “OPEN” on June 8 and 11, 2024
- The following event codes are logged in control unit IDC213
- Customer concern of Air Conditioning not cooling
- 1. Cracking noises from the area of the rear axle 2. or a message in the instrument cluster "ESP, ABS failed".
- Washer fluid leaking
- Message in Instrument Cluster: "Active Brake Assist function restricted". The driver assistance systems...
- Wheels
- Customer concern of Air Conditioning not cooling
- Work procedure 1. Connect XENTRY Diagnosis
- Electrical system
- High-frequency interference noise may be heard from the speakers while driving
- An authorized Mercedes-Benz dealer will replace the TIREFIT bottle in the trunk of your vehicle, free of...
- This is to notify you of the Service Campaign OTA update for the MBUX system software in 750,313 Model...
- Customer concern of Air Conditioning not cooling
- This is to notify you of the Service Campaign Launch to update the digital and replace the printed...
- Electrical system
- This is to notify you of the Service Campaign Launch to update MBUX Control Unit software in 12,941 Model...
- The radio station favorites list is no longer present after bus idle Saving process during download...
- After clicking on the "Radio" selection function, the radio does not start and instead a permanent loading...
- A knocking noise can be heard from the area of the steering gear or steering column tube, and a "cracking"...
- The steering wheel generates grinding noises between the steering wheel and steering column switch module...
- Noises in the steering column area when steering
- Customer complains about anti-theft alarm system triggering without obvious cause when the vehicle is...
- Engine and engine cooling
- Crease formation on genuine leather seat covers in vehicles with low mileage ⢠Objects left on the seats...
- Excessive resistance of door side windows when being raised/lowered, cracking and/or squeaking noises
- Phone call log is not shown in the MBUX display
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