Radio Displays LOC, LOCKED, or CODE

2006 Chevrolet SSR AutomaticSECTION Radio Displays LOC, LOCKED, or CODE
Radio Displays LOC, LOCKED, or CODE

Step Action Yes No
Schematic Reference:Β Radio/Audio System SchematicsΒ 
1 Did you perform the Diagnostic System Check - Vehicle? Go to Step 2Β  Go to Diagnostic System Check - Vehicle in Vehicle DTC Information
2
  1. Turn ON the ignition, with the engine OFF.
  2. Turn ON the radio.
Does the radio operate normally?
Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems Go to Step 3Β 
3
  1. Program the radio. Refer to Control Module References in Computer/Integrating Systems.
  2. Turn OFF the ignition.
  3. Turn ON the ignition, with the engine OFF.
  4. Turn ON the radio.
Does the radio display LOCKED?
Go to Step 4Β  Go to Step 5Β 
4 Replace the radio. Refer to Control Module References in Computer/Integrating Systems.
Did you complete the replacement?
Go to Step 5Β  -
5 Operate the system in order to verify the repair.
Did you correct the condition?
System OK Go to Step 2Β 
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.