2004 Mercedes-Benz SL500 recalls and problems
No recalls and 45 owner complaints on file with NHTSA for the 2004 Mercedes-Benz SL500.
Recalls apply to specific production ranges. To see whether a particular car still has an open recall, enter its VIN at nhtsa.gov/recalls. Repairs for safety recalls are free at authorised dealers.
2004 Mercedes-Benz SL500 recalls
NHTSA lists no recalls for this model year.
Most reported problems
Areas named in owner complaints to NHTSA. One complaint can name several areas.
What owners report
Recent complaints filed with NHTSA, shortened. These are unverified accounts from owners, not findings.
The contact owns a 2004 Mercedes-Benz SL500. The contact stated that after starting the vehicle, the message "Brakes Reached Historic Threshold" was displayed, which indicated that the brake control unit had malfunctioned. Additionally, while depressing the brake pedal, the brake pedal was spongy, causing the stopping…
Question 1: The Sensotronic Brake Control (SBC) unit, which is a high-pressure "brake-by-wire" hydraulic system. Component A7/3. The component is currently installed in the vehicle and is available for inspection. Question 2: The vehicle experienced a sudden, catastrophic loss of hydraulic brake pressure while in…
The 2003-2006 R230 series seem to have a problem with the BCM (Battery Control Module) as start an electrical fire in the trunk. Very common issue and a safety hazard - this is what happened with my car. Vehicle has dual battery, starter in front, convenience battery in trunk and fuses that operate at 130 Amps - the…
On many 2003 and 2004 models. Broken fuel tank baffle inside fuel tank. This is well documented and could possibly cause explosion.
ON JULY 22, 2020 THE VEHICLE (2004 MERCEDES-BENZ SL500 (R230)BEGAN MAKING A LOUD BANGING NOISE IN THE REAR WHEN STOPPING AND TURNING. I DELIVERED THE VEHICLE TO A LOCAL SHOP WHERE THE VEHICLE WAS DIAGNOSED AS HAVING A BROKEN BAFFLE IN THE FUEL TANK. THE ONLY SOLUTION IS TO REPLACE THE ENTIRE FUEL TANK. MANY OTHER…
SL500 model years compared
| Year | Recalls | Complaints | Crashes | Fires |
|---|---|---|---|---|
| 2001 | 0 | 3 | 0 | 0 |
| 2003 | 0 | 80 | 2 | 3 |
| 2004 | 0 | 45 | 4 | 3 |
| 2005 | 0 | 19 | 1 | 2 |
| 2006 | 0 | 13 | 0 | 0 |
Across all years, the 2003 SL500 has the most complaints (80). All Mercedes-Benz SL500 years →
Questions
- Does the 2004 Mercedes-Benz SL500 have any recalls?
- NHTSA lists no recalls for the 2004 Mercedes-Benz SL500 as of October 27, 2026.
- What are the most common problems with the 2004 Mercedes-Benz SL500?
- Owners have filed 45 complaints with NHTSA. The most frequently reported area is suspension (21 complaints), followed by service brakes (9).
- How many 2004 Mercedes-Benz SL500 complaints mention a crash or fire?
- 4 of 45 complaints report a crash and 3 a fire; 6 injuries were reported in total. Complaints are unverified reports from owners.
Source: NHTSA recall and complaint data, updated October 27, 2026. Latest complaint received August 5, 2026.