Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

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EGR Valve Cleaning





1. Disconnect the EGR Valve vacuum hoses.

2. Remove the EGR Valve from the intake manifold.

3. Remove carbon deposits from the EGR Valve passages using carburetor spray cleaner. Remove carbon deposits from the intake manifold EGR passages.