| Table 1: | REC Scan Tool Data Parameters | 
| Table 2: | REC Scan Tool Output Controls | 
Parameter  | System State  | Expected Value  | Description  | 
|---|---|---|---|
Operating Conditions: Ignition ON  | |||
Brake Switch  | --  | Inactive  | The scan tool displays Active or Inactive. This is the current state of the brake switch.  | 
CDLS-Motor Lock (Central Door Locking System)  | --  | Inactive  | The scan tool displays Active or Inactive. This is the current state of the CDLS motor lock.  | 
CDLS-Motor Unlock (Central Door Locking System)  | --  | Inactive  | The scan tool displays Active or Inactive. This is the current state of the CDLS motor unlock.  | 
CDLS-Status (Central Door Locking System)  | --  | Unlocked  | The scan tool displays Unlocked, Locked or Deadlocked. This is the current state of the CDLS.  | 
Center Brake Light Status  | --  | Off  | The scan tool displays On or Off. This is the current state of the center high mount brake light.  | 
Comfort Closing Status  | --  | Inactive  | The scan tool displays Closing, Opening or Inactive.  | 
Comfort Mode  | --  | Inactive  | The scan tool displays Active or Inactive. This is the current state of comfort mode.  | 
Driver Door  | --  | Monitored  | The scan tool displays Monitored or Not Monitored.  | 
Driver Door Status  | --  | Varies  | The scan tool displays Door Open or Door Closed. This is the current state of the driver door.  | 
Engine Hood  | --  | Monitored  | The scan tool displays Monitored or Not Monitored.  | 
Engine Hood Status  | --  | Eng. Hood Closed  | The scan tool displays Eng. Hood Closed or Eng. Hood Open. This is the current state of the hood.  | 
Fuel Level Sensor  | --  | Varies  | The scan tool displays Steps.  | 
Fuel Level Sensor Validity  | --  | Valid  | The scan tool displays Valid or Invalid. This is the current state of the fuel level sensor validity.  | 
Heated Rear Window Relay  | --  | Varies  | The scan tool displays Active or Inactive. This is the current state of the heated rear window relay.  | 
Ignition Hardwired  | --  | Monitored  | The scan tool displays Monitored or Not Monitored.  | 
Inadvertent Load  | --  | Varies  | The scan tool displays Active or Inactive. This is the current state of the inadvertent load.  | 
Inclination Sensor  | --  | Monitored  | The scan tool displays Monitored or Not Monitored.  | 
Inclination Sensor  | --  | Valid  | The scan tool displays Invalid or Valid. This is the current state of the inclination sensor.  | 
Inclination Sensor Status  | --  | Varies  | The scan tool displays Armed or Disarmed. This is the state of the inclination sensor.  | 
Interior Lamp  | --  | Off  | The scan tool displays On or Off. This is the current state of the interior lamps.  | 
LED CDL Status (Light Emitting Diode Central Door Lock)  | --  | Off  | The scan tool displays On or Off. This is the current state of the LED CDL.  | 
License Plate Light Status  | --  | Off  | The scan tool displays On or Off. This is the current state of the license plate light.  | 
Longitudinal Inclination Sensor  | --  | Varies  | This displays °. This is the current longitudinal inclination angle.  | 
OnStar Door Unlock  | --  | Inactive  | The scan tool displays Active or Inactive. This is the current state of the OnStar door unlock.  | 
OnStar Horn And Flasher Control  | --  | Inactive  | The scan tool displays Active or Inactive. This is the current state of the OnStar horn and flasher control.  | 
Pane Breakage Heated Rear Window  | --  | Monitored  | The scan tool displays Monitored or Not Monitored.  | 
Pane Breakage Heated Rear Window Status  | --  | Okay  | The scan tool displays Okay or Not Okay. This is the state of the heated rear window pane breakage.  | 
Parking Brake Status  | --  | Inactive  | The scan tool displays Active or Inactive. This is the current state of the parking brake.  | 
Passenger Door  | --  | Monitored  | The scan tool displays Monitored or Not Monitored.  | 
Passenger Door Status  | --  | Door Closed  | The scan tool displays Door Open Or Door Closed. This is the current state of the passenger door.  | 
Rear Left Door  | --  | Monitored  | The scan tool displays Monitored or Not Monitored.  | 
Rear Left Door Status  | --  | Door Closed  | The scan tool displays Door Open or Door Closed. This is the current state of the driver rear door.  | 
Rear Left Inner Combination Lamp  | --  | Off  | The scan tool displays On or Off. This is the current state of the driver rear inner combination lamp.  | 
Rear Left Outer Combination Lamp  | --  | Off  | The scan tool displays On or Off. This is the current state of the driver rear outer combination lamp.  | 
Rear Left Spare Lamp  | --  | Off  | The scan tool displays On or Off. This is the current state of the driver rear spare lamp.  | 
Rear Right Door  | --  | Monitored  | The scan tool displays Monitored or Not Monitored.  | 
Rear Right Door Status  | --  | Door Closed  | The scan tool displays Door Open or Door Closed. This is the current state of the passenger rear door.  | 
Rear Right Inner Combination Lamp  | --  | Off  | The scan tool displays On or Off. This is the current state of the passenger rear inner combination lamp.  | 
Rear Right Outer Combination Lamp  | --  | Off  | The scan tool displays On or Off. This is the current state of the passenger rear outer combination lamp.  | 
Rear Right Spare Lamp  | --  | Off  | The scan tool displays On or Off. This is the current state of the passenger rear spare lamp.  | 
Rear Sidemarkers  | --  | Off  | The scan tool displays On or Off. This is the current state of the rear sidemarkers.  | 
Rear Wiper Status  | --  | Off  | The scan tool displays On or Off. This is the current state of the rear wipers.  | 
REC Ignition Status (Rear Electrical Center)  | --  | Active  | The scan tool displays Active or Inactive. This is the rear electrical center ignition status.  | 
REC Immobilizer Environment Identifier (Rear Electrical Center)  | --  | Programmed  | The scan tool displays Programmed or Not Programmed. This is the current state of the REC immobilizer invironment program.  | 
REC Immobilizer Identifier (Rear Electrical Center)  | --  | Programmed  | The scan tool displays Programmed or Not Programmed. This is the current state of the REC immobilizer identifier program.  | 
REC System Voltage (Rear Electrical Center)  | --  | Varies  | This displays V. This is the system voltage of the rear electrical center (REC).  | 
Reverse Light Status  | --  | All OFF  | The scan tool displays All OFF, Right ON, Left ON or All ON. This is the current state of the reverse light.  | 
Ter. 15A - Switched Battery Voltage (Terminal 15A)  | --  | Active 12V  | The scan tool displays Active 12V or Inactive 0V. This is the current state of terminal 15A switched battery voltage.  | 
Transversal Inclination Sensor  | --  | Varies  | This displays °. This is the current transversal inclination angle.  | 
Trunk  | --  | Monitored  | The scan tool displays Monitored or Not Monitored.  | 
Trunk Lamp  | --  | Off  | The scan tool displays On or Off. This is the current state of the trunk lamp.  | 
Trunk Release  | --  | Inactive  | The scan tool displays Active or Inactive. This is the state of the trunk release.  | 
Trunk Release Switch  | --  | Inactive  | The scan tool displays Active or Inactive. This is the state of the trunk release switch.  | 
Trunk Status  | --  | Trunk Closed  | The scan tool displays Trunk Open or Trunk Closed. This is the current state of the trunk.  | 
Output Control  | Description  | 
|---|---|
Centre Brake Light Test  | This output control is used to command the high mount brake lamp.  | 
Comfort Closing Test  | This output control is used to command the comfort closing.  | 
Comfort Enable Test  | This output control is used to command the comfort enable.  | 
Display Immobilizer Status  | This output control is used to display the immobilizer status.  | 
Inadvertent Load Relay Test  | This output control is used to command the inadvertent load relay.  | 
Interior Lamp Test  | This output control is used to command the interior lamps.  | 
License Plate Light Test  | This output control is used to command the license plate lamp.  | 
Program ECU  | This output control is used to program the electronic control unit (ECU) or control module.  | 
Program Low Speed CAN-Bus Config.  | This output control is used to program the low speed control area network (CAN) serial data bus configuration.  | 
Program Variant Configuration  | This output control is used to program the high speed control area network (CAN) serial data bus configuration.  | 
Program Vehicle Identification No.  | This output control is used to program the vehicle identification number (VIN) into the control module.  | 
Read ECU Identification  | This output control is used to read the electronic control unit (ECU) or control module identification.  | 
Rear Inner Combination Lamps Test  | This output control is used to command the rear inner combination lamps.  | 
Rear Outer Combination Lamps Test  | This output control is used to command the rear outer combination lamps.  | 
Rear Sidemarkers Test  | This output control is used to command the rear sidemarkers.  | 
Rear Spare Lamps Test  | This output control is used to command the rear spare lamps.  | 
Rear Wiper Test  | This output control is used to command the rear wiper.  | 
REC Heated Rear Window Test  | This output control is used to command the heated rear window.  | 
REC Terminal 15A Relay Test  | This output control is used to command the rear electrical center (REC) terminal 15A relay.  | 
Reset ECU  | This output control is used to reset the electronic control unit (ECU) or control module.  | 
Reverse Light Test  | This output control is used to command the reverse lamps.  | 
Trunk Lamp Test  | This output control is used to command the trunk lamp.  | 
Trunk Release Test  | This output control is used to command the trunk release.  | 
Unlock/Lock Test  | This output control is used to command the door locks.  |