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Home >> Jeep >> 2021 >> Grand Cherokee L Laredo, RWD >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Heating & Air Conditioning (ATC) - DTCS B1E9C-11 To U1480-00 >> Diagnosis And Testing >> U1009-00-Lin 1 Bus-

U1009-00-Lin 1 Bus-

NOTE: This Diagnostic Trouble Code is referencing the HVAC Actuator LIN Network

For a complete LIN BUS SYSTEM wiring diagram, (refer to the appropriate Wiring Information).

The COMMUNICATION DIAGNOSTIC PROCEDURE MUST  be performed before replacing any component(s) or module(s). Perform the COMMUNICATION DIAGNOSTIC PROCEDURE. Refer to COMMUNICATION DIAGNOSTIC PROCEDURE .

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