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)

Or, hide this message: temporarily or permanently

Load Check






^ Tool Required:
- J 36619 Modulator Comparison Gage

Inspect
1. Install a known good modulator of the same type on one side of J 36619.
2. Install the modulator to be tested on the other side of J 36619.
3. Holding the assembly level, slowly push the two modulators together.
- If the gage line remains blue, the modulator is not acceptable.
- If the gage line is white, the modulator is acceptable.