2022 Mercedes-Benz AMG SL63 Engine Problems
- Complaints
- 2about this part
- Share
- 40%of 5 total for the year
- Median mileage
- —not reported
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 2 complaints about the engine of the 2022 Mercedes-Benz AMG SL63, 40% of the 5 complaints for this model year.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“Initially got a transmission malfunction warning and to turn car off. The cars battery keeps dying at only 1500 miles. Constantly needs to be on trickle charger. Recently the car died, charged battery. Car turned over for 3 seconds then stalled. Now car even with full battery with turn over but will not start whatsoever. Has to be towed. Multiple people ok forms reported this same issue.”
NHTSA complaint #11589219, filed 2024-05“When driven on the highway, speed drops abruptly down (65 mph to 40 mph) stuck on 4 or 3rd gear in this automatic 9 speed transmission and gear won't shift up causing engine rpm rise over 3000 & gas pedal won't have effect even it was pushed down to floor all the way. Almost rear ended in multiple occasion & it is extremely dangerous to change lane to get off to safety as car does not respond to throtle up or gas pedal to speed up. Dealer was not able to duplicate issue in two service visit & this already happened third time in a raw and car is back in dealership for diagnostic. …”
NHTSA complaint #11592322, filed 2024-06Related service bulletins
- 11036229Aug 12, 2026Complaint Oil leaks found on M176 or M177 engines diagnosed to be from the cylinder head cover area Cause Unknown (under investigation) Remedy If oil leaks are found at left or…
- 11035234Jul 24, 2026Complaint Check Engine Light ON with DTC P012800 "The Coolant Temperature is Below the Specified Temperature" active and/or stored in the ME (N3/10). There are no drivability…
- 11032873May 18, 2026Complaint Customer reports Check Engine Light with possible loss of power concern. The Following DTC's are present • P210185 - The throttle valve actuator has a malfunction…
- 11031698Apr 28, 2026Complaint Customer reports Check Engine Light with possible loss of power concern. The Following DTC's are present • P210185 - The throttle valve actuator has a malfunction…
- 11031581Apr 21, 2026Complaint CEL ON with DTC P012800 "The Coolant Temperature is Below the Specified Temperature" active and stored in the ME (N3/10). There are no drivability concerns related to…
- 11029057Feb 28, 2026Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, has determined that on certain subject vehicles, the control unit software for the engine electronics does not…
- 11028810Feb 11, 2026Complaint CEL on with Code P012800 "The Coolant Temperature is Below the Specified Temperature" Cause Under investigation. This is not an issue that affects drivability or…
- 11027678Jan 15, 2026Complaint Customer states check engine light on in the dash. Vehicle has one or more DTC's Present P164B00, P164B09, P2B4400, P005A07, P005C07, P005A09, P005C09, P003C07…
- 11027120Jan 6, 2026Complaint CEL on with Code P012800 "The Coolant Temperature is Below the Specified Temperature" Cause Under investigation. This is not an issue that affects drivability or…
- 11020807Jul 16, 2025Complaint Customer complains of oil use, oil leaking or oil smell. Upon inspection oil will be seen at or around the rear of the engine and at the engine/transmission interface…
Engine: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2022 | 2 | 40% |
Other parts of the 2022 Mercedes-Benz AMG SL63
2 complaintsFuel system
2 complaintsBack-over prevention (rear camera)
1 complaintsLane departure
1 complaintsOther or unknown
1 complaintsTransmission and drivetrain
1 complaints
← All problems reported for the 2022 Mercedes-Benz AMG SL63
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology