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

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

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Nibble




Wheel Alignment Angles

The vehicle caster and camber correction requirements are factory-determined. Adjusters are available to correct a caster/camber measurement that does not meet specification. Before changing the production caster/camber adjuster, thoroughly inspect the suspension system to locate worn or damaged components that may have caused the setting to change.


Nibble

Sometimes confused with shimmy, nibble is a condition resulting from tire and wheel imbalance. It is observed by the driver as small rotational oscillations of the steering wheel. For wheel and tire diagnosis, refer to Wheels and Tires. Testing and Inspection