What Happened Recently, I had a check engine light for the O2 sensor on a Mercedes-Benz. The car also sounded like it had an exhaust leak. After getting the car up on the lift, I discovered that the catalytic converter was separated. I received a couple of quotes, one for …
Read More »How to Replace the Serpentine Belt, Tensioner and Idler Pulley on a Mercedes-Benz (M112 and M113)
This guide shows you how to: Replace the serpentine (Poly V) belt Replace the belt tensioner Replace the idler pulley Remove the belt as the first step for an alternator replacement or an A/C compressor job Which Engines and Models This applies to the M112 V6 and M113 V8 engines, …
Read More »Removing the Airbag, Steering Wheel, Clock Spring, and Turn Signal Switch on a Mercedes-Benz
What This Guide Covers How to Remove the Steering Wheel on a Mercedes-Benz How to Remove the Steering Wheel Radio Control Buttons How to Replace the Clock Spring How to Replace the Turn Signal Switch Estimated time: 45 minutes Tools: T30 Torx driver, 10 mm hex bit socket, screwdriver Applicable …
Read More »How to Check for Bad Engine Mounts on a Mercedes-Benz
Are you wondering whether your Mercedes-Benz has bad engine mounts? Here is a simple way to check whether the engine mounts are worn or damaged. A common symptom of a worn engine mount is excessive cabin vibration while the vehicle is stopped in Drive. Before You Start This procedure requires …
Read More »How to Replace the Battery in Any Mercedes-Benz Key Fob
How to change the battery in a Mercedes-Benz smart key fob. How do you know you need a new battery? Common signs include reduced remote range, or lock and unlock buttons that no longer respond. The videos below show the battery change on each type of Mercedes-Benz key fob, so …
Read More »Mercedes-Benz SLK R170 Problems: What to Check Before Buying an SLK230 or SLK320
The R170 Mercedes-Benz SLK caused real excitement at launch thanks to its electric folding hardtop, and it sold in large numbers from the first year. It launched in Europe in 1996 and reached the US in 1997 as a 1998 model: a two-seat, rear-wheel-drive roadster, first offered as the four-cylinder …
Read More »How to Change the Oil on a Mercedes-Benz: DIY Oil and Filter Change Instructions
This how-to article gives you step-by-step instructions for changing the oil and filter on your gasoline Mercedes-Benz. If you have a diesel, see our Mercedes-Benz diesel oil change guide. With some professional oil changes costing more than $200, many Mercedes-Benz owners choose to change the oil themselves. We recommend you …
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