When I hook up a code reader to the ob port I don't get a power reading

1994 Chevy Silverado Ignition Wiring Diagram

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Silverado ignition When i hook up a code reader to the ob port i don't get a power reading Silverado 2002 chevy remote start 2001 suburban 2000 tahoe sierra 2006 keyless 2500hd 1999 problems wires pictorial ignition wire 1500

2003 Chevy Silverado Ignition Wiring Diagram - Wiring Diagram and

1999-2002 silverado remote start w/keyless pictorial
1999-2002 Silverado Remote Start w/Keyless Pictorial
1999-2002 Silverado Remote Start w/Keyless Pictorial

When I hook up a code reader to the ob port I don't get a power reading
When I hook up a code reader to the ob port I don't get a power reading

2003 Chevy Silverado Ignition Wiring Diagram - Wiring Diagram and
2003 Chevy Silverado Ignition Wiring Diagram - Wiring Diagram and