2026 Mercedes-Benz AMG GT43 technical service bulletins
77 technical service bulletins and manufacturer communications cover the 2026 Mercedes-Benz AMG GT43.
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- Electrical system
- Issue Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, will update the electrical power...
- Issue Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, is launching an OTA update to the...
- Issue Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, will update the control unit software...
- Fuel/propulsion system
- Sporadic warning message in instrument cluster "Engine oil pressure, stop switch off vehicle" (or similar)...
- Slight creaking noises when steering
- CEL illuminates and/or AC does not blow cold
- Repeat workshop visit for vehicle vibration while braking from 60MPH. NOTE: Although the symptom is...
- Red coolant warning in instrument cluster
- 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
- CEL light on with no drivability concerns
- Noises/ squealing from the service brake in various driving situations and ambient conditions
- During part of the steering movement, it feels heavier or more difficult to steer in the same spot every time
- 1. General Diagnostic Tips 2. One or More PARK Sensor Activations 3. Red Ring Around Vehicle 4. "Active...
- DAB, FM, or SDARS radio reception is limited, only a few stations are found
- CEL light on with no drivability concerns
- Crackling and cracking noise from the outer wheel on the front axle when cornering
- After an "Over the Air" update (OTA), FM or SDARS radio reception is limited; only a few stations are found
- 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
- Creaking noise, in irregular sequence when driving slowly in combination with slight steering movements...
- Dear Mercedes-Benz USA Dealers, The part numbers listed in the chart below should no longer be installed,...
- We are experiencing intermittent issues when flashing A26/17
- CEL light on with no drivability concerns
- 1. "Perform vehicle handover" in the workshop menu to start the maintenance computer for service A/B...
- Creaking/cracking sounds detectable in upper area of the side window panes
- The trunk lid does not open or close completely and must be operated manually by the customer
- Work procedure A 1. Replace longitudinal member panel at right and left
- CEL light on with no drivability concerns
- Dear Mercedes-Benz USA Dealers, The part numbers listed in the chart below should no longer be installed,...
- Discharge of 12 V battery in the event of a longer non-operational time
- Service code B1 displayed in the customer menu does not match the workshop code displayed in the workshop...
- The remaining time shown on the instrument cluster in the workshop menu (days to next due service) is...
- 48V battery (A66) part numbers A 000 982 78 24, A 000 982 57 30, A 000 982 88 31, A 000 982 50 32, A 000...
- There are several types of complaint about noises or poor windshield wiper wiping performance: A: Wiper...
- 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...
- 1. General Diagnostic Tips 2. One or More PARK Sensor Activations 3. Red Ring Around Vehicle 4. "Active...
- Replacement rear lower carbon bumper cover is delivered without Parktronc (PTS) sensor holders
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- Headlamp, front fog lamp leaky or fogged
- Mercedes me connect services inoperative (me-Call, Remote Status, etc.). Mercedes me services
- Power train
- Wind noises in the area of the mirror triangle on the front doors/side window panes
- 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
- The trunk lid does not open or close completely and must be operated manually by the customer
- Yellow information message in driver display (instrument cluster): "Switch on motor to charge the 12V battery"
- CEL light on with no drivability concerns
- This LI does Not apply to 223 or 206 which use a different generation of 48V systems
- "Do Not Drive Over 50MPH" Suspension Message in Instrument Cluster Possible DTC's in Quicktest: C128763 in...
- Red ring displayed around vehicle when front or rear camera door actuates
- Customer states the AC either does not cool/has poor performance or heat is insufficient
- Customer states the AC either does not cool/has poor performance or heat is insufficient
- (Original LI document #: LI27.35-P-079039) Clicking noises from the electro-hydraulic control unit (EHS)...
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