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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Afterblow Mode Enabling Procedure

The Scan Tool will recalibrate the heater and A/C programmer to enable the afterblow mode.
1. Connect the Scan Tool
2. The ignition should be ON, but the engine should not be operating.
3. Select Heating and Air Conditioning.
4. Select Special Functions.
5. Select Set Options.
6. Select Afterblow.
7. Select YES to enable the afterblow.