Benz Tips · From our techniciansKnow yourMercedes.
Plain-English guides to the issues we see most, written by Mercedes-only technicians with 13+ years each at Mercedes-Benz dealers. No scare tactics, just what it means and what to do next.
All guides
Mercedes won't start? Check the steering lock
Why 2007–2014 C-Class, GLK and E-Class cars suddenly won't start, how we tell a bad steering lock from a water leak, and why we skip emulators.
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Transmission service, the whole driveline
When your transmission is due, what a complete service includes, why the 9G needs special tools, and the 4MATIC parts most shops skip.
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Your Mercedes key, explained
How we order factory keys, what to bring, which battery your fob takes, what to do when it dies, and why aftermarket keys cause no-starts.
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Mercedes brakes, done the factory way
Why we replace pads, rotors and sensors together, use factory Mercedes-Benz parts only, and fix the S-Class squeak for good.
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What your Mercedes battery messages really mean
Auxiliary, yellow and red battery messages, and why a new battery has to be registered in the computer.
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2019–2023 GLE & GLS A/C blowing hot?
Why the A/C keeps blowing hot, why recharging over and over can cost you a compressor, and what the real fix takes.
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M278 V8 oil leaking up front?
Why the M278 front covers leak, how the oil takes out the alternator, and how to pay for the teardown only once.
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How to tow a Mercedes the right way
Flatbed only, where your tow hook hides, what to photograph first, and the tow companies we trust.
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