Car, GMC, Sierra, 2021, 3.0L (LM2)

Software module 1 identifier: 12654173

End model part number: 55577619

Clear DTC

Control module voltage: 0.00 V

Cylinder 1 glow plug control circuit high voltage test status: Malfunction

Cylinder 1 glow plug control circuit low voltage test status: Malfunction

Cylinder 1 glow plug control circuit open test status: Malfunction

Cylinder 2 glow plug control circuit high voltage test status: Malfunction

Cylinder 2 glow plug control circuit low voltage test status: Malfunction

Cylinder 2 glow plug control circuit open test status: Malfunction

Cylinder 3 glow plug control circuit high voltage test status: Malfunction

Cylinder 3 glow plug control circuit low voltage test status: Malfunction

Cylinder 3 glow plug control circuit open test status: Malfunction

Cylinder 4 glow plug control circuit high voltage test status: Malfunction

Cylinder 4 glow plug control circuit low voltage test status: Malfunction

Cylinder 4 glow plug control circuit open test status: Malfunction

Cylinder 5 glow plug control circuit high voltage test status: Malfunction

Cylinder 5 glow plug control circuit low voltage test status: Malfunction

Cylinder 5 glow plug control circuit open test status: Malfunction

Cylinder 6 glow plug control circuit high voltage test status: Malfunction

Cylinder 6 glow plug control circuit low voltage test status: Malfunction

Cylinder 6 glow plug control circuit open test status: Malfunction

Cylinder 7 glow plug control circuit high voltage test status: Malfunction

Cylinder 7 glow plug control circuit low voltage test status: Malfunction

Cylinder 7 glow plug control circuit open test status: Malfunction

Cylinder 8 glow plug control circuit high voltage test status: Malfunction

Cylinder 8 glow plug control circuit low voltage test status: Malfunction

Cylinder 8 glow plug control circuit open test status: Malfunction

Glow plugs: 0.0 V

Intake air heater: 0.0 V

Ignition accessory signal: 0.0 V

Cylinder 1 glow plug resistance status: 0 Counts

Cylinder 2 glow plug resistance status: 0 Counts

Cylinder 3 glow plug resistance status: 0 Counts

Cylinder 4 glow plug resistance status: 0 Counts

Cylinder 5 glow plug resistance status: 0 Counts

Cylinder 6 glow plug resistance status: 0 Counts

Cylinder 7 glow plug resistance status: 0 Counts

Cylinder 8 glow plug resistance status: 0 Counts

Cylinder 1 glow plug: 0.0 A

Cylinder 2 glow plug: 0.0 A

Cylinder 3 glow plug: 0.0 A

Cylinder 4 glow plug: 0.0 A

Cylinder 5 glow plug: 0.0 A

Cylinder 6 glow plug: 0.0 A

Cylinder 7 glow plug: 0.0 A

Cylinder 8 glow plug: 0.0 A

Intake air heater command: 0 %

Glow plug command signal: Off

Intake air heater command signal: Off

Ignition 1 signal: Off

Intake air heater feedback: Off

Intake air heater element: Ok

Intake air heater current: Ok

Intake air heater ground circuit: Ok

Intake air heater temperature circuit status: Ok

Glow plug control module supply voltage: Ok

Glow plug control module temperature: Ok

Intake air heater control circuit 1 command status: Ok

Intake air heater temperature circuit open test status: Ok

Intake air heater temperature circuit low/high voltage test status: Ok

Intake air heater current signal circuit status: Ok

Intake air heater voltage signal circuit status: Ok

Engine controls ignition relay and battery voltage input levels: Agree

NOx sensor 1 supply voltage: 0.0 V

NOx sensor 2 supply voltage: 0.0 V

NOx sensor 1 supply voltage circuit high voltage test status: Ok

NOx sensor 2 supply voltage circuit low voltage test status: Ok

NOx sensor 2 supply voltage circuit high voltage test status: Ok

NOx sensor 1 supply voltage circuit low voltage test status: Ok

Cylinder 1 glow plug resistance: 0.00 Ohm

Cylinder 2 glow plug resistance: 0.00 Ohm

Cylinder 3 glow plug resistance: 0.00 Ohm

Cylinder 4 glow plug resistance: 0.00 Ohm

Cylinder 5 glow plug resistance: 0.00 Ohm

Cylinder 6 glow plug resistance: 0.00 Ohm

Cylinder 7 glow plug resistance: 0.00 Ohm

Cylinder 8 glow plug resistance: 0.00 Ohm

Reductant heater 2 current: 0.00 A

Reductant heater 3 current: 0.00 A

Ignition 1 signal: 0.0 V

Reductant heater 1 current: 0.00 A

Reductant heater 1 control circuit high voltage test status: Malfunction

Reductant heater 1 control circuit low voltage test status: Malfunction

Reductant heater 1 command: Off

Reductant heater 1 control circuit open test status: Malfunction

Reductant heater 2 control circuit high voltage test status: Malfunction

Reductant heater 2 control circuit low voltage test status: Malfunction

Reductant heater 2 command: Off

Reductant heater 2 control circuit open test status: Malfunction

Reductant heater 3 control circuit high voltage test status: Malfunction

Reductant heater 3 control circuit low voltage test status: Malfunction

Reductant heater 3 command: Off

Reductant heater 3 control circuit open test status: Malfunction

Intake air heater resistance: 0.00 Ohm

Cylinder 1 glow plug control status: Open Loop

Cylinder 5 glow plug control status: Open Loop

Cylinder 2 glow plug control status: Open Loop

Cylinder 6 glow plug control status: Open Loop

Cylinder 3 glow plug control status: Open Loop

Cylinder 7 glow plug control status: Open Loop

Cylinder 4 glow plug control status: Open Loop

Cylinder 8 glow plug control status: Open Loop

Cylinder 1 glow plug offset learn status: Incomplete

Cylinder 5 glow plug offset learn status: Incomplete

Cylinder 2 glow plug offset learn status: Incomplete

Cylinder 6 glow plug offset learn status: Incomplete

Cylinder 3 glow plug offset learn status: Incomplete

Cylinder 7 glow plug offset learn status: Incomplete

Cylinder 4 glow plug offset learn status: Incomplete

Cylinder 8 glow plug offset learn status: Incomplete

Glow plug offset learn aborted - engine operating conditions: No

Glow plug offset learn aborted - voltage too low: No

Glow plug offset learn status: Not run

Glow plug offset learn failed - cylinder 1 glow plug control circuit malfunction: No

Glow plug offset learn failed - cylinder 5 glow plug control circuit malfunction: No

Glow plug offset learn failed - cylinder 2 glow plug control circuit malfunction: No

Glow plug offset learn failed - cylinder 6 glow plug control circuit malfunction: No

Glow plug offset learn failed - cylinder 3 glow plug control circuit malfunction: No

Glow plug offset learn failed - cylinder 7 glow plug control circuit malfunction: No

Glow plug offset learn failed - cylinder 4 glow plug control circuit malfunction: No

Glow plug offset learn failed - cylinder 8 glow plug control circuit malfunction: No

Engine oil life remaining: -- %

Glow plug control

Reductant heater 1

Reductant heater 2

Reductant heater 3