Chevrolet Astro I (1985-2005) lt blu 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

ATC FUSE BLK WIRE BRAKE FUSE 18 BRN WIRE CONVENIENCE CENTER (LEFT OF I/P FUSE BLOCK, BY LEFT KICK PANEL) DATA LINK CONNECTOR (DLC) (PARTIAL) (UNDER LEFT SIDE OF DASH) DK GRN WIRE DK GRN/WHT WIRE FRONT PROPSHAFT SPEED SENSOR (NEAR CENTER OF TRANSFER CASE) GROUND GROUND GRY WIRE HOT AT ALL TIMES HOT IN I/C LOGIC I/P FUSE BLOCK (BEHIND LEFT SIDE OF DASH) INSTRUMENT PANEL CLUSTER (IPC) LT BLU WIRE ORG/ WIRE PPL RADIO BATT FUSE 19 REAR PROPSHAFT SPEED SENSOR (NEAR CENTER OF TRANSFER CASE) RED WIRE RR VSS RR VSS RUN WIRE SERIAL DATA IGNITION SERVICE AWD IND SOUND SYSTEM (RADIO) STOPLAMP SWITCH, ELECTRONIC BRAKE CONTROL MODULE) TC MOTOR TC MOTOR GROUND BATTERY TRANSFER CASE ENCODER MOTOR (INSIDE TRANSFER CASE) TRANSFER CASE SHIFT CONTROL MODULE (BEHIND LEFT KICK PANEL) UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF FIREWALL) VOLTAGE REGULATOR VSS VSS PPL YEL 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

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

BLK WIRE BRN WIRE DOWN DRIVER OUTSIDE REARVIEW MIRROR GRN WIRE GRY WIRE HOT AT ALL TIMES I/P FUSE BLOCK ILLUMINATION LAMPS LEFT LEFT/ RIGHT MOTOR LT BLU WIRE NCA WIRE ORG/ WIRE OUTSIDE REARVIEW MIRROR SWITCH PASSENGER OUTSIDE REARVIEW MIRROR PPL/WHT WIRE PWR MIR ADJ FUSE 21 RIGHT SELECTOR SWITCH UP/DOWN MOTOR YEL WIRE

AUTO DOWN MODULE BLK WIRE BRN WIRE DK BLU WIRE DRIVER WINDOW MASTER SWITCH DRIVER WINDOW MOTOR FRONT PASSENGER WINDOW MOTOR FRONT PASSENGER WINDOW SWITCH HOT IN RAP I/P FUSE BLOCK (BEHIND LEFT SIDE OF DASH) ILLUM LEFT FRONT SWITCH LT BLU WIRE RIGHT FRONT SWITCH SOLID STATE TAN WIRE UP DN WINDOWS CIRCUIT BREAKER 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 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