Chevrolet Astro I (1985-2005) lt grn Wiring diagrams

1 2 GND TCC PWM 1 8 17 18 19 20 24 27 32 33 34 40 53 57 58 59 60 67 72 74 75 GND 1-2 SHIFT SOLENOID 2-3 SHIFT SOLENOID 3-2 SHIFT SOLENOID 79 80 3-2 SS SENS GND A/T FLUID PRESSURE MANUAL VALVE POSITION SWITCH ANTI-LOCK BRAKES SYSTEM AUTOMATIC TRANSMISSION BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (ABOVE RADIO) BRAKE FUSE 18 BRN WIRE BRN/WHT WIRE CONVENIENCE CENTER CRUISE CONTROL SYSTEM (ENGINE HARN, NEAR BREAKOUT TO UNDERHOOD FUSE BLOCK) DK BLU WIRE DK GRN WIRE ECM-B FUSE ELECTRONIC BRAKE CONTROL MODULE ENGINE COOLANT TEMPERATURE SENSOR (LEFT SIDE OF LEFT CYL HEAD) FLUID TEMP SENSOR FUEL PUMP RELAY GRY WIRE HOT AT ALL TIMES HOT IN HOT IN RUN, START I/P FUSE BLOCK (BEHIND LEFT SIDE OF DASH) IGNITION COIL, IGNITION CONTROL MODULE, FUEL INJECTORS PNK WIRE INSTRUMENT PANEL CLUSTER (IPC) LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE MALFUNCTION INDICATOR LAMP ORG/ WIRE PARK/NEUTRAL POSITION SWITCH (LEFT CENTER OF TRANSMISSION) PC SOL HI PNK PNK WIRE PNK WIRE POWERTRAIN CONTROL MODULE (LEFT SIDE OF FIREWALL) PPL PPL DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH) PPL PPL PPL/WHT WIRE PRESS CTRL SOLENOID RADIO RADIO FUSE 19 RED WIRE RED/BLK WIRE REV, LO RUN WIRE SPLICE PACK STOPLAMP SWITCH (ABOVE BRAKE PEDAL) TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCC PWM SOLENOID TCC SOLENOID THROTTLE POSITION SENSOR (LEFT SIDE OF THROTTLE BODY) TRANS FUSE 20 UNDERHOOD FUSE BLOCK (LEFT SIDE OF FIREWALL) ECM I FUSE VEHICLE SPEED SENSOR (REAR OF TRANSMISSION) WHT WIRE YEL WIRE YEL/BLK WIRE

BACK FOR- WARD BLK WIRE CONVENIENCE CENTER (NEAR LEFT KICK PANEL) DK BLU WIRE DK GRN WIRE DOWN DOWN DRIVER SEAT ADJUSTER SWITCH ENTIRE SEAT ENTIRE SEAT DOWN HOT AT ALL TIMES PWR ACCY CIRCUIT BREAKER I/P FUSE BLOCK (BEHIND LEFT SIDE OF DASH) LT BLU WIRE LT GRN WIRE ORG/ WIRE REAR HEIGHT FRONT HEIGHT FRONT HEIGHT SEAT HORIZONTAL MOTOR SEAT REAR VERTICAL MOTOR SEAT VERTICAL MOTOR TAN WIRE UP REAR HEIGHT YEL WIRE

1 2 3 4 5 6 7 8 9 10 LF (-) LF (+) RF (-) RF (+) GRD DISPLAY DIM SIG PANEL LIGHT ANTENNA COAXIAL CABLE BLK WIRE BRN WIRE DK BLU WIRE DK GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ACC OR RUN I/P FUSE BLOCK (BEHIND LEFT SIDE OF DASH) RDO ACCY FUSE 2 IGNITION VOLTAGE B+ LEFT FRONT DOOR SPEAKER LEFT REAR DOOR SPEAKER LEFT REAR SPEAKER LT BLU WIRE LT GRN WIRE NCA WIRE ORG/ WIRE PPL/WHT WIRE RADIO RADIO BATT FUSE 19 RIGHT FRONT DOOR SPEAKER RIGHT REAR DOOR SPEAKER RIGHT REAR SPEAKER RR (-) RR (+) LR (-) LR (+) TAN WIRE YEL WIRE

BACK-UP LAMPS CIRCUIT BLK WIRE BLU WIRE BODY CONTROL MODULE (ABOVE RADIO) BREAKOUT) BRN WIRE CENTER HIGH MOUNTED STOP LAMP (CHMSL) CHMSL RESISTOR (ON LEFT KICK PANEL) CONVENIENCE CENTER (NEAR LEFT KICK PANEL) CRUISE CONTROL SYSTEM DK BLU WIRE DK GRN WIRE GRN WIRE HAZ SW TN SW HAZARD HEAD AUTO HEADLAMP, PANEL DIMMER SWITCH HOT AT ALL TIMES HOT IN RUN OR START I/P FUSE BLOCK PARK LPS FUSE 9 INSTRU- MENT PANEL CLUSTER INTERIOR LIGHT SYSTEM LEFT FRONT MARKER LAMP LEFT TAIL/ STOP/ TURN SIGNAL LAMP LEFT REAR MARKER LAMP LEFT TURN IND LICENSE LAMP LT BLU WIRE LT GRN WIRE LT TURN SIG IN RT TURN SIG IN MULTI- FUNCTION TURN SIGNAL LEVER NCA WIRE NORMAL OFF LEFT TURN SWITCH OFF RIGHT TURN SWITCH ORG/ WIRE PARK PARK LAMP RELAY (IN CONVEN- IENCE CENTER) PL RLY ENABLE PL INPUT PNK WIRE PPL RED WIRE RIGHT FRONT MARKER LAMP RIGHT FRONT PARK/ TURN SIGNAL LAMP RIGHT TAIL/ STOP/ TURN SIGNAL LAMP RIGHT REAR MARKER LAMP RIGHT TURN IND SOUND SYSTEMS STOP LAMP SWITCH (ABOVE BRAKE PEDAL) STOP/ HAZ FUSE 1 TAN WIRE TURN B/U FUSE 16 TURN SIGNAL/ HAZARD FLASHER MODULE (IN CONVENIENCE CENTER) UNDERHOOD FUSE/RELAY CENTER (ON LEFT SIDE OF FIREWALL) UPFIT- BAT MAXI FUSE WHT WIRE YEL WIRE

AMBIENT LIGHT SENSOR (TOP CENTER OF DASH) BLK WIRE BODY CONTROL MODULE (BCM) (ABOVE RADIO) COMPOSITE HEADLAMPS DAYTIME RUNNING LAMPS DIODE (ON LOWER PART OF LEFT "B" PILLAR) DAYTIME RUNNING LAMPS RELAY DK BLU WIRE DRL RELAY CRTL FLASH TO PASS GAUGES FUSE 4 GRY WIRE HEAD HEADLAMP RELAY HEADLAMP, PANEL DIMMER SWITCH HEADLP ENABLE HI BEAM SIG HEADLP REQ FLASH TO PASS HOT AT ALL TIMES HOT IN RUN OR START I/P FUSE BLOCK (BEHIND LEFT SIDE OF DASH) LEFT HEADLAMP LEFT HIGH BEAM HEADLAMP LEFT LOW BEAM HEADLAMP LIGHTING FUSE LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE MULTIFUNCTION TURN SIGNAL LEVER OFF ON LO ORG/ WIRE PARK AUTO PARK AUTO HEAD PHOTO CELL PNK WIRE PPL PPL/WHT WIRE RED WIRE RELAY BLOCK 2 (BEHIND LEFT SIDE OF DASH) RH HDLP FUSE RIGHT HEADLAMP RIGHT HIGH BEAM HEADLAMP RIGHT LOW BEAM HEADLAMP SEALED BEAM HEADLAMPS TAN WIRE TAN/WHT WIRE TBC FUSE 15 UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF FIREWALL) WHT WIRE YEL WIRE

1 2 3 4 BATTERY SRL DATA BLK WIRE BODY CONTROL MODULE (ABOVE RADIO) BREAKOUT) CIG LTR FUSE 13 CONVENIENCE CENTER (LEFT OF I/P FUSE BLOCK, BY LEFT KICK PANEL) DOOR LOCK RELAY (BEHIND RIGHT KICK PANEL) DRIVER DOOR LOCK ACTUATOR DRIVER DOOR LOCK SWITCH DRIVER DOOR UNLOCK RELAY FRONT PASSENGER DOOR LOCK ACTUATOR FRONT PASSENGER DOOR LOCK SWITCH GROUND GRY WIRE HOT AT ALL TIMES I/P FUSE BLOCK (BEHIND LEFT SIDE OF DASH) LOCK LT BLU WIRE LT GRN WIRE NOT USED ORG/ WIRE PWR-ACCY CIRCUIT BREAKER REAR DOOR LOCK MOTOR REAR DOOR UNLOCK RELAY RELAY BLOCK 1 (BEHIND LEFT SIDE OF DASH) REMOTE CONTROL DOOR LOCK RECEIVER (LEFT OF INSTRUMENT CLUSTER) SIDE DOOR CONTACT PLATE SIDE DOOR LOCK MOTOR SIDE DR UNLK RLY CTRL LF DR UNLK RLY CTRL TAN WIRE TBC FUSE 15 UNLOCK UNLOCK SIGNAL LOCK SIGNAL SERIAL DATA W/ REMOTE KEYLESS ENTRY W/O REMOTE KEYLESS ENTRY WHT WIRE

1 2 3 4 BATTERY SRL DATA BLK WIRE BODY CONTROL MODULE (ABOVE RADIO) CIG LTR FUSE 13 CONVENIENCE CENTER (LEFT OF I/P FUSE BLOCK, BY LEFT KICK PANEL) DOOR LOCK RELAY (BEHIND RIGHT KICK PANEL) DRIVER DOOR LOCK ACTUATOR DRIVER DOOR LOCK SWITCH DRIVER DOOR UNLOCK RELAY FRONT PASSENGER DOOR LOCK ACTUATOR FRONT PASSENGER DOOR LOCK SWITCH GROUND GRY WIRE HOT AT ALL TIMES I/P FUSE BLOCK (BEHIND LEFT SIDE OF DASH) LIFTGATE LOCK/ UNLOCK RELEASE SWITCH LOCK LT BLU WIRE LT GRN WIRE NOT USED ORG/ WIRE PWR-ACCY CIRCUIT BREAKER REAR DOOR LOCK MOTOR REAR DOOR UNLOCK RELAY REAR DR UNLK RLY CTRL LF DR UNLK RLY CTRL RELAY BLOCK 1 (BEHIND LEFT SIDE OF DASH) RELEASE REMOTE CONTROL DOOR LOCK RECEIVER (LEFT OF INSTRUMENT CLUSTER) SIDE DOOR CONTACT PLATE SIDE DOOR LOCK MOTOR TAN WIRE TBC FUSE 15 TRUNK/TAILGATE/ FUEL DOORS SYSTEM TRUNK/TAILGATE/ FUEL DOORS SYSTEM PPL UNLOCK UNLOCK SIGNAL LOCK SIGNAL SERIAL DATA W/ REMOTE KEYLESS ENTRY W/O REMOTE KEYLESS ENTRY WHT WIRE

1 2 3 4 5 6 7 8 9 10 LF (-) LF (+) RF (-) RF (+) GRD DISPLAY DIM SIG PANEL LIGHT ANTENNA COAXIAL CABLE AUDIO AMPLIFIER (LEFT CENTER OF VEHICLE, BEHIND TRIM PANEL) AUX PWR FUSE 7 BLK WIRE BLU WIRE BRN WIRE CLR DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE DK LT ENGINE CONTROLS SYSTEM GROUND GRY WIRE HOT AT ALL TIMES HOT IN ACC OR RUN I/P FUSE BLOCK (BEHIND LEFT SIDE OF DASH) IGNITION VOLTAGE B+ LEFT FRONT DOOR SPEAKER LEFT FRONT DOOR TWEETER SPEAKER LEFT REAR SPEAKER LEFT REAR SUB-WOOFER SPEAKER LR (-) RR (-) LR SW SPKR (+) LR SW SPKR (-) RR SW SPKR (+) RR SW SPKR (-) LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE PPL/WHT WIRE RADIO RADIO BATT FUSE 19 RDO ACCY FUSE 2 REMOTE PLAY- BACK DEVICE RIGHT FRONT DOOR SPEAKER RIGHT FRONT DOOR TWEETER SPEAKER RIGHT REAR SPEAKER RIGHT REAR SUB-WOOFER SPEAKER TAN WIRE VSS OUTPUT RR (-) RR (+) LR (-) LR (+) YEL WIRE

1 2 3 4 5 6 7 8 9 10 LF (-) LF (+) RF (-) RF (+) GRD DISPLAY DIM SIG PANEL LIGHT 11 12 13 14 15 16 17 18 19 20 PNK RADIO SIG ON REM RDO CNTRL WIRE ANTENNA COAXIAL CABLE AUDIO AMPLIFIER (LEFT CENTER OF VEHICLE, BEHIND TRIM PANEL) AUX PWR FUSE 7 BLK WIRE BLU WIRE BRN WIRE BRN/WHT WIRE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROLS SYSTEM EXTERIOR LAMPS SYSTEM GROUND GRY WIRE HOT AT ALL TIMES HOT IN ACC OR RUN I/P FUSE BLOCK (BEHIND LEFT SIDE OF DASH) IGN VOLTAGE IGNITION VOLTAGE B+ LEFT FRONT DOOR SPEAKER LEFT FRONT DOOR TWEETER SPEAKER LEFT REAR SPEAKER LEFT REAR SUB-WOOFER SPEAKER LR (-) LR (-) RR (-) LR SW SPKR (+) LR SW SPKR (-) RR SW SPKR (+) RR SW SPKR (-) LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK WIRE PPL/WHT WIRE RADIO RADIO BATT FUSE 19 RADIO SIG ON RDO ACCY FUSE 2 REAR SEAT AUDIO (RSA) CONTROLLER (LEFT SIDE OF VEHICLE, BEHIND "B" PILLAR) REM RDO CNTRL REMOTE CD PLAYER RIGHT FRONT DOOR SPEAKER RIGHT FRONT DOOR TWEETER SPEAKER RIGHT REAR SPEAKER RIGHT REAR SUB-WOOFER SPEAKER RR (-) RR CHNL IN (+) TAN WIRE VSS OUTPUT RR (-) RR (+) LR (-) LR (+) WHT WIRE YEL WIRE

AUTOMATIC TRANSMISSION SHIFT LOCK CONTROL SOLENOID (IN STEERING COLUMN) BLK WIRE DK GRN/WHT WIRE EXTERIOR LIGHTS SYSTEM PNK WIRE HOT IN RUN, START I/P FUSE BLOCK (BEHIND LEFT SIDE OF DASH) LT GRN WIRE NCA WIRE PARK/NEUTRAL POSITION (PNP) SWITCH (LEFT CENTER OF TRANSMISSION) PNK WIRE STOPLIGHT SWITCH (ABOVE BRAKE PEDAL) (CLOSED W/ BRAKE OFF) TURN B/U FUSE 16