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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Emission Control Systems: Application and ID

Emission Underhood Label:






UNDERHOOD EMISSION LABEL
The Vehicle Emissions Control Information label contains important emission specifications and procedures. On the upper left comer is exhaust emission information. The label also an illustrated emission components and a vacuum hose schematic.

LABEL LOCATION
This label is located in the engine compartment of every vehicle. If the label has been removed, a replacement label can be ordered from General Motors Service Parts Operation (GMSPO). Refer to the standard Parts Catalog.