
Service Information
2020 Chevrolet Silverado 2500 HD/3500 HD - 4WD |
Silverado 2500HD/3500HD Service Manual (13188072) |
Document ID: 1556771
Diagnostic Repair Verification
Note: After a repair has been made, some DTCs require the ignition to be turned Off and then back On before the scan tool function will clear the DTC.
- Ignition/Vehicle » Off
- Install any components or connectors that have been removed or replaced during diagnosis.
- Perform any adjustment, programming or setup procedures that are required when a component or module is removed or replaced.
- Perform the following action:
- Ignition » On / Vehicle » In Service Mode
- Clear the DTCs.
- Ignition/Vehicle » Off
- Driver Door»Open&Close
- Wait for greater than 2 min.orInstrument Panel=Off
- Perform the Circuit/System Verification and verify the result ends with an All OK—If available
or
If the repair was related to a DTC, duplicate the Conditions for Running the DTC and use the Freeze Frame/Failure Records, if applicable, in order to verify the DTC does not set.If the DTC sets or another DTC is present » Refer to:Diagnostic Trouble Code (DTC) List - Vehicle
or
If the repair was symptom related, duplicate the conditions under which the customer concern occurred to verify the repair.If the customer concern reoccurs or another symptom is present » Refer to:Symptoms - Vehicle