gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Instrument Panel, Gauges and Warning Indicators|Compass > < Accessory Receptacle/Cigar Lighter - Inoperative|Page 11730
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Cigarette Lighter: Description and Operation

CIGAR LIGHTER

The cigar lighter receives voltage from the CIGAR Fuse 2 at all times through CKT 640 (ORN). The cigar lighter operates when you push in the
lighter. When you push in the lighter, the following actions occur:
^

The ground path in the cigar lighter circuit completes.

^

Current flows through the cigar lighter heating element.

When the cigar lighter reaches operating temperature, the following actions occur:
^

The cigar lighter heating element disengages from power.

^

The cigar lighter partially ejects.

The cigar lighter receives ground through CKT 1050 (BLK) to G203.

Instrument Panel, Gauges and Warning Indicators|Compass > < Accessory Receptacle/Cigar Lighter - Inoperative|Page 11730