Garage Advice3 min read
25
Wet Belt Problems: Why the Correct Oil Matters
Wet timing belts run inside engine oil. Here is why the correct oil, service history and inspection matter, and what can happen when the belt deteriorates.
Capital Garage Knowledge Hub
Straightforward car advice from our workshop
Practical guides on diagnostics, servicing and mechanical repairs. Clear information to help drivers understand symptoms, likely causes and the right next step.
41published guides
Garage Advice3 min read
26
Blue, White or Black Exhaust Smoke Explained
What different exhaust smoke colours can suggest, from oil burning and coolant problems to over-fuelling and incomplete combustion.
Garage Advice3 min read
27
Rough Idle and Poor Cold Starting: Common Causes
Why engines can idle badly or struggle from cold, including ignition, fuel, air leaks, sensors, compression and temperature-related faults.
Garage Advice3 min read
28
Gearbox Problems: Warning Signs to Watch For
Common manual and automatic gearbox warning signs, from difficult gear selection to delayed engagement, noise and transmission fluid leaks.
Garage Advice3 min read
29
Wheel Bearing Noise: Signs of a Failing Bearing
How wheel-bearing noise usually behaves, what can sound similar and why proper inspection matters before replacing a hub or bearing.
Garage Advice3 min read
30
Injector Problems: Misfire, Smoke and Starting Issues
Common petrol and diesel injector symptoms, what can cause them and why proper testing matters before replacing expensive fuel-system parts.
Garage Advice3 min read
31
Oil Leak or Oil Consumption: How to Tell
A practical guide to engine oil loss, including external leaks, oil burning, warning signs and why topping up is not the same as fixing the cause.
Garage Advice3 min read
32
What a Used Car Inspection Can Reveal
What a pre-purchase mechanical inspection can reveal before buying a used car or van, including leaks, brakes, suspension and warning lights.
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