WenmarOpen by Wenmar Pro

Service bulletins for the 2019 Mercedes-Benz AMG GT

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

242 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Only bulletins with component: Transmission and driveline are shown. Show all

Bulletins, newest first
LI27.60-P-0777042024-05-30. Service bulletin. POWER TRAIN. DSI selection lever module cannot be switched to park position "P" - malfunction of "P" button Note: Vehicle can still be placed into park by opening driver's door, or turning off ignition. Please refer to operator's manual section, "Engaging park position P," for additional instructions. Possible causes: 1. Contamination/ingress of dust 2. Short circuit due to ingress of water Clean printed circuit board under plastic housing and button "P": 1. Remove DSI (AR27.60-P-0901FRX) 2. Remove housing of DSI (see picture 1) 3. Remove cover around "P" button above printed circuit board (see picture 2) 4. Check printed circuit board: Liquid residues and/or contamination (cf. picture 3) 5. Check "P" button: Water residues and/or contamination (cf. picture 4) 6. Carefully clean the affected areas (using contact cleaner) 7. Reassemble and check the functionality 8. If fault code still present after rework -- open TIPS Case (send to Body/Chassis/Entertainment Inbox)
LI27.60-P-0777042024-05-01. Service bulletin. POWER TRAIN. DSI selection lever module cannot be switched to park position "P" - malfunction of "P" button Note: Vehicle can still be placed into park by opening driver's door, or turning off ignition. Please refer to operator's manual section, "Engaging park position P," for additional instructions. Possible causes: 1. Contamination/ingress of dust 2. Short circuit due to ingress of water Clean printed circuit board under plastic housing and button "P": 1. Remove DSI (AR27.60-P-0901FRX) 2. Remove housing of DSI (see picture 1) 3. Remove cover around "P" button above printed circuit board (see picture 2) 4. Check printed circuit board: Liquid residues and/or contamination (cf. picture 3) 5. Check "P" button: Water residues and/or contamination (cf. picture 4) 6. Carefully clean the affected areas (using contact cleaner) 7. Reassemble and check the functionality 8. If fault code still present after rework -- open TIPS Case
LI54.10-P-0696982023-01-05. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. Complaint This LI does Not apply to 223 or 206 which use a different generation of 48V systems. Please follow the relevant guided tests for the 223 and 206. For 223 with fault code B1FCB97 follow LI54.10-P-073164. Various causes are possible. The faults listed in the various causes do not all have to be present at all times. Some of these complaints may overlap. Rely on the faults listed in the Cause section for identifying the correct Remedy. 1. No start 2. Yellow or red instrument cluster message for 48 V on-board electrical system battery (G1/3) 3. Limp home mode, overheating, A/C not blowing cold, or loss of acceleration 4. Check Engine Light Cause Cause 1: Software causes Intermittent No Starts with fault B183387 in DC/DC converter N83/1 Cause 2: Software causes Permanent No Start with fault B183349. May also have fault B183371. Cause 3: Hardware short circuit in 48V system causes fault B183319 in 48V battery. May also have fault B183371. Cause 4: Internal 48V battery Peltier cooling element failure causes fault B183397
LI54.10-P-0696982022-10-05. Service bulletin. POWER TRAIN. Complaint This LI does Not apply to 223 or 206 which use a different generation of 48V systems. Please follow the relevant guided tests for the 223 and 206. For 223 with fault code B1FCB97 follow LI54.10-P-073164. Various causes are possible. The faults listed in the various causes do not all have to be present at all times. Some of these complaints may overlap. Rely on the faults listed in the Cause section for identifying the correct Remedy. 1. No start 2. Yellow or red instrument cluster message for 48 V on-board electrical system battery (G1/3) 3. Limp home mode, overheating, A/C not blowing cold, or loss of acceleration 4. Check Engine Light Cause Cause 1: Software causes Intermittent No Starts with fault B183387 in DC/DC converter N83/1 Cause 2: Software causes Permanent No Start with fault B183349. May also have fault B183371. Cause 3: Hardware short circuit in 48V system causes fault B183319 in 48V battery. May also have fault B183371. Cause 4: Internal 48V battery Peltier cooling element failure causes fault B183397 Remedy Note: each of these remedies correspond to a specific cause. Make sure to match correct Cause with Remedy. Remedy 1: Update software in G1/3 (48V battery) using newest Xentry software and AddOns Remedy 2: 1. Xentry MUST be connected with VCI cable to correctly complete this remedy. 2. Complete guided test for B183349. 3. If guided test completes, vehicle starts, and drive cycles show no further symptoms, release vehicle. 4. If after guided test completes, Xentry states to replace 48V battery, replace only 48V battery. 5. If not, and symptoms are still present open a PTSS case. 6. If communication cannot be established with 48V battery perform physical layer check at 12V wiring to DCDC. If no abnormalities found, replace the 48V battery. 7. If guided test completes but a new fault code is present (such as B183319, B183371, etc.) follow the relevant Cause/Remedy for that fault in this LI.
LI2700P0731242021-10-25. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; POWER TRAIN:AUTOMATIC TRANSMISSION. Transmission diagnosis using th eIntelligent Predictive Repair (IPR) tool.
SC-20191000222020-01-21. Service bulletin. POWER TRAIN. Update Powertrain Control Unit (PTCU) Software
LI27.50-P-0497102019-11-04. Service bulletin. POWER TRAIN. Automatic transmission limp-home mode, fault codes 0717, 0718, 0722, 0723, 2200, 2201, 2204, 2205, 2206, 2207, 2767, 2768, P071700, P071800, P072200, P072300, P276700, P276800
LI27.40-P-0584802019-11-04. Service bulletin. POWER TRAIN. Dual Clutch Transmission leak has been observed.
LI27.40-P-0584802019-11-04. Service bulletin. POWER TRAIN. Dual clutch transmission leaking

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.