Transmission Fluid Guide: Types, Selection & Maintenance

Transmission Fluid | May 18, 2026

Using the right automatic transmission fluid can prevent premature transmission wear and costly damage.

This guide explains what automatic transmission fluid (ATF) does, how to check it with the engine running, and how to choose the correct ATF type to avoid damage.

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Transmission Fluid | May 13, 2026

Using the right transmission fluid can prevent poor shifting and a costly transmission failure

This guide explains ATF, MTF, GL-4/GL-5 gear oil, CVT fluid, and DCT fluid, showing why the correct spec (Dexron, Mercon, ATF+4) prevents damage.

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Transmission Fluid | May 11, 2026

Changing CVT fluid every 30k-60k miles can prevent a costly transmission failure

This guide explains CVT vs conventional transmission fluid change intervals (30,000-60,000 vs 60,000-100,000 miles) and the warning signs that mean service is due.

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