2004 Mercedes-Benz SL Mercedes-Benz SL 2004
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2004 Mercedes-Benz SL repairs by problem area

Engine (29%)

Transmission and Drivetrain (0%)

Brakes and Traction Control (0%)

Suspension and Steering (29%)

Electrical and Air Conditioning (29%)

Paint, Rust, Leaks, Rattles, and Trim (0%)

Other (14%)

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Chart based on 7 repairs.
See TSBs and recalls for the 2004 Mercedes-Benz SL.

2004 Mercedes-Benz SL 2dr Hardtop conv.

turbocharged 493hp 5.5L V12 5-speed shiftable automatic RWD

13288 mi

US $13644		 Car dash went RED Warning shut down engine. I was going about 70 mph, on freeway, pulled off and called SOS/Dealer. Car was towed in, and it was the counterbalance pulley had broke in pieces and took out waterpump and belt with antifrze lk. 
26533 mi

US $1857		 Codes read Misfire on rh side(Drivers side) coilpack. Quote for repair was 10500.00. I bought coilpack new from MB member forum, and did labor myself. Coil was $1388.00, IK bought new plus/connectors, for 24 plugs 350.00. took 3 days to do. 

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2004 Mercedes-Benz SL Engine Problems

See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. To see how frequently 2004 Mercedes-Benz SL problems occur, check out our car reliability stats.