Also filed
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Why a Car Battery Can Test 'Good' but Still Fail the Next Cold Morning
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The Oil Level Is Rising Instead of Falling: Why Some Diesels Can Dilute Engine Oil With Fuel
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Why a Diesel Car's Idle Speed Suddenly Rises: It May Be Regenerating the DPF
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Why Your Car's Radiator Fan Can Keep Running After You Turn the Engine Off
In this issue
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How to Read Tire Sidewall Codes Beyond the Tire Size
Learn how to read tire sidewall codes to understand load index, speed symbol, construction, and date codes, and why your vehicle's placard and manual are crucial.
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Brake Fluid Checks: What Color Can and Cannot Tell You
Learn how to effectively check your brake fluid using visual inspection, reservoir level, moisture testing, and manufacturer service schedules.
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Can You Drive With Low Coolant? Warning Lights and the Safe Next Step
Low coolant can lead to overheating, so the safe response depends on the warning shown, engine temperature and visible signs of leakage.