Operation CHARM
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Geo Truck
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1991
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Tracker 4x4 L4-1590cc 1.6L
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Repair and Diagnosis
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Powertrain Management
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Computers and Control Systems
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Data Link Connector
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Locations
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Connector Locations
Connector Locations
Vehicle is not equipped with a Data Link Connector
(
DLC
)
to pull codes.
Codes are accessed by temporarily connecting the BLK wire and the BLU/YEL wire at the ECM check connector, located under hood by the battery.