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2005 Mercedes-Benz SL55 AMG Problems

Find the most common issues based on 2005 Mercedes-Benz SL55 AMG owner complaints.

Most Common 2005 Mercedes-Benz SL55 AMG Problems

The active body control system can leak fluid from numerous areas, including the tandem pump, hydraulic lines, struts, and/or seals. If it is not repaired, the vehicle ride height could drop too lo...
Leaks in the pneumatic system will cause problems with the dynamic seats and the trunk and/or door closing assist.
The engine may develop a stalling and/or no start condition due to a failed crankshaft position sensor.
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2 Known 2005 Mercedes-Benz SL55 AMG Brakes Problems

The anti-lock brake system (ABS) modulator assembly may fail due to dirty brake fluid. Our technicians recommend a complete brake system flush every two years in order to help prevent this problem.
This vehicle has sensotronic brake control (SBC). If the SBC light on the dash illuminates, have the brakes checked. If the SBC is not working, limited brake pressure is delivered to the front brak...

3 Known 2005 Mercedes-Benz SL55 AMG Drive Train Problems

A vibration felt through the center floor of the vehicle can be caused by driveshaft flex discs, which crack and shred, causing excessive driveshaft movement. Not repairing these can cause damage ...
The electrical connector at the automatic transmission may leak fluid into the wiring harness. If not repaired, the oil will migrate through the wiring harness and damage the transmission contr...
High mileage or older vehicles commonly develop leaks from the differential seals and/or cover. Our technicians recommend a complete reseal of the differential unit whenever these leaks are repaired.

2 Known 2005 Mercedes-Benz SL55 AMG Electrical & Lights Problems

The ESP and BAS warning lights may illuminate due to a failed brake light switch. Replacement of the failed switch should correct this concern.
The early versions of the central gateway module (which allows different systems to communicate with each other) have software problems.

4 Known 2005 Mercedes-Benz SL55 AMG Engine Problems

The engine may develop a stalling and/or no start condition due to a failed crankshaft position sensor.
Oil leaks from the oil level sensor are common.
An engine Oil leak may develop from the PCV vent housing on the valve cover and/or the inspection plate on the front of the engine.

0 Known 2005 Mercedes-Benz SL55 AMG Exhaust & Emissions Problems

1 Known 2005 Mercedes-Benz SL55 AMG Heating & Air Conditioning Problem

The evaporator temperature sensor can fail, causing the AC compressor not to cycle. If the AC compressor does not turn on, the AC system will not blow cold air. If the compressor is stuck on, the a...

0 Known 2005 Mercedes-Benz SL55 AMG Maintenance Problems

2 Known 2005 Mercedes-Benz SL55 AMG Miscellaneous Problems

Leaks in the pneumatic system will cause problems with the dynamic seats and the trunk and/or door closing assist.
On higher mileage vehicles, wear causes noise at the vario roof seals. Lubricating the seals can usually cure the problem; in most cases, the seals do not need replacement.

2 Known 2005 Mercedes-Benz SL55 AMG Suspension & Steering Problems

The active body control system can leak fluid from numerous areas, including the tandem pump, hydraulic lines, struts, and/or seals. If it is not repaired, the vehicle ride height could drop too lo...
Front thrust arm and control arm bushings can crack and sometimes tear completely. If this is not repaired quickly, damage to the front subframe unit will occur, which is very expensive to repair...

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Known 2005 Mercedes-Benz SL55 AMG Problems & Complaints

The active body control system can leak fluid from numerous areas, including the tandem pump, hydraulic lines, struts, and/or seals. If it is not repaired, the vehicle ride height could drop too lo...
Front thrust arm and control arm bushings can crack and sometimes tear completely. If this is not repaired quickly, damage to the front subframe unit will occur, which is very expensive to repair...
The early versions of the central gateway module (which allows different systems to communicate with each other) have software problems.
The engine may develop a stalling and/or no start condition due to a failed crankshaft position sensor.
The evaporator temperature sensor can fail, causing the AC compressor not to cycle. If the AC compressor does not turn on, the AC system will not blow cold air. If the compressor is stuck on, the a...
Oil leaks from the oil level sensor are common.
The rubber bond in the harmonic balancer can decay, which causes the balancer to move and work its way toward the timing cover. If the balancer comes into contact with the timing cover while the ...
An engine Oil leak may develop from the PCV vent housing on the valve cover and/or the inspection plate on the front of the engine.
The electrical connector at the automatic transmission may leak fluid into the wiring harness. If not repaired, the oil will migrate through the wiring harness and damage the transmission contr...
The ESP and BAS warning lights may illuminate due to a failed brake light switch. Replacement of the failed switch should correct this concern.
High mileage or older vehicles commonly develop leaks from the differential seals and/or cover. Our technicians recommend a complete reseal of the differential unit whenever these leaks are repaired.
A vibration felt through the center floor of the vehicle can be caused by driveshaft flex discs, which crack and shred, causing excessive driveshaft movement. Not repairing these can cause damage ...
The anti-lock brake system (ABS) modulator assembly may fail due to dirty brake fluid. Our technicians recommend a complete brake system flush every two years in order to help prevent this problem.
Leaks in the pneumatic system will cause problems with the dynamic seats and the trunk and/or door closing assist.
On higher mileage vehicles, wear causes noise at the vario roof seals. Lubricating the seals can usually cure the problem; in most cases, the seals do not need replacement.
Get a Repair Estimate
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RepairPal estimates are guaranteed at over 1,700 quality certified locations nationwide. Learn more
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