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Home >> Cadillac >> 2018 >> CT6 Plug-In >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Keyless Entry System And Remote Function >> Diagnostic Information and Procedures >> DTC B3120 >> Conditions for Setting the DTC

Conditions for Setting the DTC

B3120 02 

The keyless entry control module detects a short to ground on the passenger front door keyless entry antenna signal circuit.

B3120 05 

The keyless entry control module detects a short to B+ or an open on the passenger front door keyless entry antenna signal circuit.

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