Listed below is the vehicle specific wiring diagram for your car alarm, remote starter or keyless entry installation into your 1994- Chevrolet Astro . This information outlines the wires location, color and polarity to help you identify the proper connection spots in the vehicle. Please be sure to test all of your wires with a digital multimeter before making any connections. More information on using a multimeter and testing wires please see our Technical Support Area.
PART
COLOR
LOCATION
12 VOLT
CONSTANT
RED (+)
IGNITION SWITCH HARNESS
STARTER
PURPLE (+)
in SRS Airbag Harness, See NOTE #1
STARTER
2
N/A
IGNITION
1
PINK (+)
IGNITION SWITCH HARNESS
IGNITION
2
N/A
IGNITION
3
N/A
ACCESSORY/HEATER
BLOWER 1
ORANGE (+)
IGNITION SWITCH HARNESS
ACCESSORY/HEATER
BLOWER 2
N/A
KEYSENSE
N/A
PARKING
LIGHTS ( - )
N/A
PARKING
LIGHTS ( + )
BROWN (+)
@ HEADLIGHT SWITCH
POWER LOCK
LIGHT BLUE (TYPE A)
IN PASSENGER KICK PANEL
POWER UNLOCK
BLACK/WHITE (TYPE A)
IN PASSENGER KICK PANEL
DOOR TRIGGER
BLACK/ORANGE (-)
IN DRIVERS KICK PANEL
DOMELIGHT
SUPERVISION
BLACK/ORANGE (-), (Requires #775 relay)
IN DRIVERS KICK PANEL
TRUNK RELEASE
N/A
SLIDING
POWER DOOR
N/A
HORN
BLACK (-)
@ STEERING COLUMN HARNESS
TACH
WHITE (AC)
@ IGNITION COIL or DISTRIBUTOR
WAIT TO
START LIGHT
N/A
BRAKE
WHITE (+)
@ SWITCH ABOVE BRAKE PEDAL
FACTORY
ALARM DISARM
N/A
ANTI-THEFT
N/A
EXTRA
INFORMATION
NOTE #1: This PURPLE is 1 of 2 in the YELLOW SRS AIRBAG HARNESS,
at the STEERING COLUMN. Use the 10ga. PURPLE wire that DOES NOT HAVE A FUSE IN
IT!!! The PURPLE wire with the fuse is an AIR BAG WIRE and DO NOT CUT the PURPLE
WIRE WITH THE FUSE!!!