Why will car will show a fault code but nothing is wrong.

What is your question?

A fault code will show up but nothing is wrong. Drivers window stop working but mechanic says nothing is wrong. He says I need a software update. What type of software update can fix this problem and do you do it? If so, how much? I know its not the maps update.

How long has your 2007 Mercedes-Benz S550 had this problem?

About 8 months

Visitor

in Katy TX

Apr 29, 2019

1 Reply

What are the best Mercedes-Benz repair shops?

RepairPal Certified shops can diagnose and repair your 2007 Mercedes-Benz S550. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.

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repair shops?

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What are the best Mercedes-Benz repair shops?

RepairPal Certified shops can diagnose and repair your 2007 Mercedes-Benz S550. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.