Car Care Guides
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Rough Idle or Hesitation: Dirty Injectors or Carbon Build-Up?
An engine that shakes at idle or hesitates when you press the accelerator is often fighting carbon deposits or dirty injectors. Here is how to tell, what to check and how to clean it.
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CVT Shudder or Judder: Causes and Fixes
A CVT that shudders when pulling away, or jerks when cold, is usually telling you something about its fluid or its hydraulic pressure. Here is how to tell the causes apart and what to do.
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Why Is My Car Using More Petrol Than Before?
Rising fuel use usually has a simple cause. Here are the free checks to do first, the engine and gearbox causes to look at next, and a simple plan to bring your mileage back.
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Blue, White or Black Exhaust Smoke: What It Means
The colour of your exhaust smoke tells you a lot about what is happening inside the engine. Here is what blue, white and black smoke usually mean, and what to do about each.
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Why Does My Automatic Gearbox Jerk When Cold?
A jerk or late engagement on a cold morning usually means the gearbox is losing hydraulic pressure through hardened seals. Here is what causes it, what to check first and how to fix it without opening the gearbox.