2023 Mercedes-Benz
AMG SL43
Auto 9-spd, 4 cyl, 2.0 L, Turbo
Mercedes-Benz AMG SL43: best and worst yearsMercedes-Benz
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Overview
- Body
- Minicompact CarsEPA, from EPA, last updated 6/22/2026
- Drivetrain
- Rear-Wheel DriveEPA, from EPA, last updated 6/22/2026
- Transmission
- Automatic 9-spdEPA, from EPA, last updated 6/22/2026
- Powertrain
- HybridEPA, from EPA, last updated 6/22/2026
- Fuel
- PremiumEPA, from EPA, last updated 6/22/2026
Engine & performance
- Cyl
- 4EPA, from EPA, last updated 6/22/2026
- Aspiration
- TurbochargedEPA, from EPA, last updated 6/22/2026
- Start-stop system
- YesEPA, from EPA, last updated 6/22/2026
Efficiency
- MPG Hwy
- 27 mpgEPA, from EPA, last updated 6/22/2026
- MPG City
- 21 mpgEPA, from EPA, last updated 6/22/2026
- MPG Comb
- 23 mpgEPA, from EPA, last updated 6/22/2026
- Fuel $/yr
- $3,350EPA, from EPA, last updated 6/22/2026
- CO₂
- 385 g/miEPA, from EPA, last updated 6/22/2026
- Eco Score
- 5/10EPA, from EPA, last updated 6/22/2026
- Smog score
- 6/10
- Elec. Range
- 0 miEPA, from EPA, last updated 6/22/2026
- SmartWay certified
- No
Safety NHTSA, model year
- Recalls
- 0
- Owner complaints
- 0
Known issues manufacturer service bulletins, model year
118 service bulletins filed with NHTSA for this model year
May 20, 2026ELECTRICAL SYSTEMLI54.10-P-080602
Complaint 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 000 982 87 32) may trigger a fault message ("48 V Service Required" with fault codes P0ADA91, P0ADE91, P0AA100, P0ADD00 or P0AA000) in the instrument cluster. This fault message may prevent the 48 V battery contactors from opening automatically if the 12 V power supply is interrupted. In this case, the 48 V on-board electrical system, including connected components, remain energized. Ca
May 19, 2026VISIBILITY/WIPERLI82.30-P-059239
Complaint There are several types of complaint about noises or poor windshield wiper wiping performance: A: Wiper blades squeaking, chattering, shuddering B: The windshield is not wiped completely (streaking) C: During the downward movement water is pulled back onto the windshield from the A-pillar (Figure 1) D: After windshield cleaning, water keeps spraying onto the windshield for several wipe cycles (Figure 2) A1: The windshield and wiper blades are contaminated with residues from car washing
May 15, 2026POWER TRAINPSL-NCU Return Parts 5/15
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 these parts will no longer be accepted. These parts should be returned via ZSR Special Return, using item category SCM Authorized Part Return. Please include a copy of this NCU as your authorization to return these parts. This procedure will not affect your retu
May 15, 2026WHEELSLI40.10-P-061032
Complaint Noises at the front axle when cornering or maneuvering (video files attached) Note: Save video files locally and play them with Windows Media Player. Cause Driving with summer tires in combination with low outside temperatures. At low outside temperatures or in wet conditions, a noise may be produced at the outer wheel on the front axle while maneuvering with sharp steering angles. Note: AMG vehicles with 4MATIC of model series 217 (without code 494) and model series 222 have a modifie
May 12, 2026BACK OVER PREVENTION: WARNINGSLI54.65-P-080132
Complaint 1. General Diagnostic Tips 2. One or More PARK Sensor Activations 3. Red Ring Around Vehicle 4. "Active Parking and Parking Assist Inoperative" on Instrument Cluster 5. Cameras 6. Other Park Topics Cause Various root causes Remedy See attached diagnostic guide.
May 12, 2026SUSPENSIONLI33.20-P-078406
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 attached for comparison. MUST match noise for proper diagnosis. NOTE: Steering functionality is not affected. Cause Contact area between wheel bearing and steering knuckle. See also: LI35.30-P-058566 (Throttle Lift-Off Noise - Rear) LI33.30-P-056665 (Throttle
May 9, 2026STRUCTURE:BODYOTA - Update Trunk Lid CU
Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, has determined that on certain subject vehicles, the control unit software for the trunk lid control does not correspond to the current series status. The new software update stabilizes the automatic trunk lid opening height when automatically opened. MBUSA will conduct an OTA service campaign. Remote software updates are automatically downloaded and installed in the customer’s vehicle free of charge and do not require a dealer visit.
Apr 24, 2026UNKNOWN OR OTHERLI00.01-P-078887
Complaint The intent of this document is to provide workshops with helpful technical reference language. • Commonly used acronyms in LI's and TIPS cases. • Control unit names, numbers, and how to identify. • Network/wiring architecture groups to baumuster quick reference. • Platform to baumuster quick reference. Cause Information only Remedy Acronyms: • AV = Actual Values • CPR = Car Package Release (For MB.OS) • CU = Control Unit • CUL = Control Unit Log • DTC = Diagnostic Trouble Code • E-Stan
- and 110 more
Source: NHTSA manufacturer communications (technical service bulletins).
Warranty manufacturer terms, by make
- Basic
- 4 yr / 50k mi
- Powertrain
- 4 yr / 50k mi
- Roadside assistance
- 4 yr / 50k mi
- EV battery
- 10 yr / 155k mi
Information is gathered on a best-effort basis from public sources, may be incomplete or out of date, and is not purchasing or financial advice. Verify with the manufacturer or dealer before buying.