Knowledge base
Servicing & Maintenance
Practical guides on Mercedes servicing, diagnostics, common faults and ownership — written by the technicians doing the work.
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servicing
Mercedes Service Costs London 2026: What You Should Actually Pay for Service A, Service B & Beyond
The complete guide to what Mercedes servicing actually costs in London in 2026 — from Service A on an A-Class to Service B on an S-Class, including gearbox, brakes, and…
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servicing
Mercedes C-Class Service Schedule: Every Service Item by Model, Year & Engine
The C-Class service schedule varies significantly by engine and model year. Here is exactly what each C-Class needs at each milestone — from the first Service A to the 100,000-mile…
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servicing
Mercedes 7G-Tronic Gearbox Service: Why "Sealed for Life" is the Most Expensive Lie Mercedes Ever Told
Mercedes says the 7G-Tronic gearbox is "filled for life." We say that is the most expensive lie in the automotive industry. Here is what actually happens when you never change…
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servicing
Mercedes Gearbox Fluid Guide: 236.14 vs 236.15 vs 236.17 — Which ATF Your Gearbox Actually Needs
Put the wrong automatic transmission fluid into a Mercedes gearbox and it will destroy itself within months — not immediately, but slowly and expensively. Here is how to make sure…
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servicing
Mercedes Wheel Alignment: Why It Matters More Than You Think & What a Proper Alignment Actually Costs
A Mercedes has more adjustment points than most cars and will chew through a set of £800 tyres in 5,000 miles if the alignment is wrong. Here is what a…
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servicing
Mercedes MOT Failures: The 10 Most Common Reasons Mercedes Fail & How to Prevent Every One
Every year, thousands of Mercedes fail the MOT on predictable, preventable items. Here are the 10 most common reasons, which models are worst affected, and a simple pre-MOT checklist that…
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servicing
Mercedes Air Conditioning Regas: R134a vs R1234yf, Costs, and Why a Regas Without a Leak Test Is Wasted Money
Getting your Mercedes AC regassed without a leak test first is like filling a punctured tyre without fixing the puncture. Here is what a proper Mercedes AC service involves, why…
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servicing
Mercedes Service A vs Service B: What Each One Actually Includes & What You Should Pay
The most detailed plain-English guide to Mercedes Service A and Service B — what is actually included in each, typical London prices, how the Active Service System decides which you…
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servicing
Mercedes Oil Specifications: 229.51, 229.52, 229.71 — Which One Your Engine Needs & Why It Matters
Using the wrong engine oil in a modern Mercedes is the single most common cause of premature timing chain wear, DPF blockage, and AdBlue system failure. This guide explains exactly…
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