2009 Mercedes-Benz SL550 Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 2009 Mercedes-Benz SL550


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2009 Mercedes-Benz SL550
$174 to $234
2009 Mercedes-Benz SL550
$544 to $767
2009 Mercedes-Benz SL550
$537 to $3,503
2009 Mercedes-Benz SL550
$228 to $523
2009 Mercedes-Benz SL550
$585 to $1,421

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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 low and cause damage to the undercarriage.

Leaks in the pneumatic system will cause problems with the dynamic seats and the trunk and/or door closing assist.

The camshaft adjuster solenoid (which is related to the variable valve timing system) may fail or timing chain/balance shaft components may wear, resulting in illumination of the Check Engine Light and various drivability issues. Mercedes-Benz has released a service bulletin outlining specific repair instructions depending on fault codes stored.

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Just bought a very clean SL550 with only 10,000 miles. After 4 days the right tail light (not brake light) went out then the radio started turning on and off then on again...every 45 seconds or so. The dealer told me that BOTH keys fobs had dead batteries in them and the new batteries are still o...

Only on cold days (under 10F) - the ABC will totally fail, dash goes RED, tells me to pull over immediately, squishy ride, etc. Once its above 20F or so it's fine. Happens every winter.

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