Electrical System Problems of Mercedes Benz GL550

Mercedes Benz GL550 owners have reported 10 electrical system related problems since 1996. Table 1 shows the 3 most common electrical system problems. The number one most common problem is related to the vehicle's electrical system (7 problems). The second most common problem is related to the vehicle's wiring (2 problems). For details of each of the problem category, use the links in the table.

Table 1. Electrical System related problems of Mercedes Benz GL550


Recently reported Electrical System problems of Mercedes Benz GL550

The Electrical System problem

Water intrusion into the spare tire well compartment and the battery compartment affecting the battery and starter.   Read details...

The Wiring problem

Vehicle malfunctioned for the 5th time since June 2017 while driving on the surface street. SUV completely shut down while driving, loss of steering and dashboard illuminates every warning signal including a beeping sound; gears shut down and SUV completely stops was driving.   Read details...

The Camshaft Position Sensor problem

2013 mercedes rough running at idle, various faults stored for injector quantity compensation for cylinder balancing. Fault code p1cwf-85. The check engine light eventually came on. Upon further inspection and diagnosis found that both engine bank 1 and 2 camshaft position sensors were full of oil   Read details...




GL550 Service Bulletins
GL550 Defect Investigations