Operation CHARM: Car repair manuals for everyone.
Home >> GMC >> 1997 >> C 2500 Suburban 2WD V8-5.7L VIN R >> Repair and Diagnosis >> Heating and Air Conditioning >> Control Assembly >> Service and Repair >> Without Air Conditioning >> Auxiliary Heating System >> Front Overhead Auxiliary Control Switch
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

Front Overhead Auxiliary Control Switch

Front Overhead Auxiliary Control Switch:






Remove or Disconnect
1. Overhead console.
2. Electrical connectors.
3. Control assembly from overhead console.

Install or Connect
1. Control assembly to overhead console.
2. Electrical connectors.
3. Overhead console.

- Check circuit operation.
pro multis · About Operation CHARM