we didn't get the spark in the US till 2013 and haven't heard of a spark lite so I don't know it it the same but this in the 2013 info I have-
12 Volts Red/Green (30A) + BCM above driver kick, blue 27 pin plug, pin 4
Second 12 Volts Red/Green (2A only) + Ignition Switch, gray 6 pin plug, pin 5
Ground (chassis ground)
Starter Yellow (for starter kill only) + Starter Motor or Underhood Fuse Box, gray 32 pin plug (X3), pin 28
Second Starter White/Violet (R Code) (see Tech Doc 1605) + 9600 Ohms Ignition Switch, gray 6 pin plug, pin 3
Ignition Violet/Black + Ignition Switch, gray 6 pin plug, pin 4
Accessory Violet/Yellow + Ignition Switch, gray 6 pin plug, pin 6
Second Accessory (same as second starter) + 6300 Ohms
Keysense (same as second starter)
CAN Bus High Blue Data OBD-Data Link Connector, black 16 pin plug, pin 6
CAN Bus Low White Data OBD-Data Link Connector, black 16 pin plug, pin 14
CAN Bus SW Green Data OBD-Data Link Connector, black 16 pin plug, pin 1
OBD 12 Volts Red/Brown (10A) + OBD-Data Link Connector, black 16 pin plug, pin 16
OBD Ground Black - OBD-Data Link Connector, black 16 pin plug, pin 4
IMMO Data Green/Violet Data Immobilizer Control Module on ignition switch, violet 3 pin plug, pin 2
Power Lock brown/yellow - BCM above driver kick, pink 27 pin plug, pin 15
Power Unlock brown/white - BCM above driver kick, gray 26 pin plug, pin 14
Lock Motor brown/yellow 5 wire BCM above driver kick, pink 27 pin plug, pin 4
Driver Unlock Motor gray 5 wire BCM above driver kick, pink 27 pin plug, pin 1
Passenger Unlock Motor gray 5 wire BCM above driver kick, pink 27 pin plug, pin 2
Factory Alarm Arm yellow/brown (driver door key lock) - BCM above driver kick, gray 26 pin plug, pin 19
Factory Alarm Disarm blue/violet (driver door key unlock) - BCM above driver kick, gray 26 pin plug, pin 13
Disarm No Unlock (transponder and ignition)
Parking Lights violet/gray (L); gray/brown (R) + BCM above driver kick, black 26 pin plug, pins 6, 5
Parking Lights - Green/Gray - Headlight Switch, black 9 pin plug, pin 2
Hazards green/white - BCM above driver kick, blue 27 pin plug, pin 26
Turn Signal (Left) blue/white (F); blue/white (R) + BCM above driver kick, brown 26 pin plug, pins 2, 1
Turn Signal (Right) green/violet (F); blue/violet (R) + BCM above driver kick, black 26 pin plug, pins 3, 4
Headlight white/violet - headlight switch, black 9 pin plug, pin 3
Reverse Light green/white + BCM above driver kick, gray 26 pin plug, pin 3
Left Front Door Trigger Gray - BCM above driver kick, pink 27 pin plug, pin 22
Right Front Door Trigger gray - BCM above driver kick, pink 27 pin plug, pin 13
Left Rear Door Trigger gray - BCM above driver kick, pink 27 pin plug, pin 27
Right Rear Door Trigger gray - BCM above driver kick, gray 26 pin plug, pin 11
Dome Light gray + BCM above driver kick, gray 26 pin plug, pin 1
Trunk/Hatch Pin violet/gray - BCM above driver kick, pink 27 pin plug, pin 5
Hood Pin brown/green - BCM above driver kick, black 26 pin plug, pin 24
Trunk/Hatch Release blue (lock); green (unlock) (without power door locks) - BCM above driver kick, pink 27 pin plug, pin 15; gray 26 pin plug, pin 14
Trunk Release Motor (same as lock motor and passenger unlock motor)
Tachometer green/yellow, brown/yellow, yellow/white, or brown/violet ac above fuel rail, black 8 pin plug, pin E, F, G, or H
Clutch Pedal Yellow Resistor Clutch Switch, black 3 pin plug, pin B Notes
Fuel Pump gray + underhood fuse box, black 44 pin plug (X2), pin 36
Rear Defroster blue/white - BCM above driver kick, blue 27 pin plug, pin 14
Mirror Defroster (same as rear defroster)
Left Front Heated Seat brown/gray + latched driver seat heating switch, 6 pin plug, pin 3
Right Front Heated Seat yellow/blue + latched passenger seat heating switch, 6 pin plug, pin 3
Speed Sense yellow (A/T); brown/white (M/T) ac TCM, white 26 pin plug, pin 14; ECM, black 56 pin plug, pin 27
Brake Wire violet/white or white/yellow + BCM above driver kick, black 26 pin plug, pin 11
Parking Brake blue/violet - BCM above driver kick, gray 26 pin plug, pin 15
Horn Trigger brown/white - BCM above driver kick, brown 26 pin plug, pin 19
Wipers gray + BCM above driver kick, black 26 pin plug, pin 16
Left Front Window (Up/Down) green/gray - yellow/violet A driver window switch, white 6 pin plug, pins 5 - 2 or white 14 pin plug, pins 9 - 7
Right Front Window (Up/Down) yellow/black - brown/yellow A driver kick, door harness
Left Rear Window (Up/Down) green/gray - brown/blue A driver kick, door harness
Right Rear Window (Up/Down) green/gray - brown/blue A driver kick, door harness
Radio 12V red/blue + radio, black 44 pin plug, pin 44
Radio Ground black - radio, black 44 pin plug, pin 38
Radio Ignition (low speed GMLAN)
Radio Illumination (low speed GMLAN)
Left Front Speaker (+/-) blue - brown/blue +,- radio, black 44 pin plug, pins 40 - 32
Right Front Speaker (+/-) yellow - yellow/black +,- radio, black 44 pin plug, pins 39 - 31
Left Rear Speaker (+/-) green - green/black +,- radio, black 44 pin plug, pins 42 - 34
Right Rear Speaker (+/-) white - blue/black +,- radio, black 44 pin plug, pins 41 - 33
Aux. Audio Input Left (+/-) gray - brown +,- radio, black 44 pin plug, pins 24 - 23
Aux. Audio Input Right (+/-) green - brown +,- radio, black 44 pin plug, pins 10 - 23
RSE Video (+/-) blue - black/white (aux. video) +,- radio, black 44 pin plug, pins 21 - 22
Satellite Radio 12 Volts (built into radio)
33 years as a installer now just a retired old guy. Favorite thing to install/topic are remote starts/car alarms. Stop using test lights!!!