2005 Chevrolet (Chevy) Silverado 1500 SYSTEM WIRING DIAGRAMS

AIR CONDITIONING

Fig. 1: Automatic A/C Circuit, Front A/C (1 of 2)

Fig. 2: Automatic A/C Circuit, Front A/C (2 of 2)

Fig. 3: Compressor Circuit

Fig. 4: Heater Circuit

Fig. 5: Manual A/C Circuit, Front A/C (1 of 2)

Fig. 6: Manual A/C Circuit, Front A/C (2 of 2)

ANTI-LOCK BRAKES

Fig. 7: Anti-lock Brakes Circuit, GVW 8600 Lbs or Less

ANTI-THEFT

Fig. 8: Forced Entry Circuit

Fig. 9: Passlock Circuit

BODY CONTROL MODULES

Fig. 10: Body Control Modules Circuit (1 of 2)

Fig. 11: Body Control Modules Circuit (2 of 2)

COMPUTER DATA LINES

Fig. 12: Computer Data Lines Circuit (1 of 2)

Fig. 13: Computer Data Lines Circuit (2 of 2)

CRUISE CONTROL

4.3L VIN X

Fig. 14: 4.3L VIN X, Cruise Control Circuit

4.8L VIN V

Fig. 15: 4.8L VIN V, Cruise Control Circuit

5.3L VIN T

Fig. 16: 5.3L VIN T, Cruise Control Circuit

DEFOGGERS

Fig. 17: Heated Mirrors Circuit

Fig. 18: Rear Defogger Circuit

ELECTRONIC POWER STEERING

Fig. 19: Electronic Power Steering Circuit

Fig. 20: Rear Wheel Steering Circuit

ELECTRONIC SUSPENSION

Fig. 21: Electronic Suspension Circuit

ENGINE PERFORMANCE

4.3L VIN X

Fig. 22: 4.3L VIN X, Engine Performance Circuit (1 of 4)

Fig. 23: 4.3L VIN X, Engine Performance Circuit (2 of 4)

Fig. 24: 4.3L VIN X, Engine Performance Circuit (3 of 4)

Fig. 25: 4.3L VIN X, Engine Performance Circuit (4 of 4)

4.8L VIN V

Fig. 26: 4.8L VIN V, Engine Performance Circuit, Except Hybrid (1 of 5)

Fig. 27: 4.8L VIN V, Engine Performance Circuit, Except Hybrid (2 of 5)

Fig. 28: 4.8L VIN V, Engine Performance Circuit, Except Hybrid (3 of 5)

Fig. 29: 4.8L VIN V, Engine Performance Circuit, Except Hybrid (4 of 5)

Fig. 30: 4.8L VIN V, Engine Performance Circuit, Except Hybrid (5 of 5)

5.3L VIN T

Fig. 31: 5.3L VIN T, Engine Performance Circuit, Except Hybrid (1 of 5)

Fig. 32: 5.3L VIN T, Engine Performance Circuit, Except Hybrid (2 of 5)

Fig. 33: 5.3L VIN T, Engine Performance Circuit, Except Hybrid (3 of 5)

Fig. 34: 5.3L VIN T, Engine Performance Circuit, Except Hybrid (4 of 5)

Fig. 35: 5.3L VIN T, Engine Performance Circuit, Except Hybrid (5 of 5)

Fig. 36: 5.3L VIN T, Engine Performance Circuit, Hybrid (1 of 6)

Fig. 37: 5.3L VIN T, Engine Performance Circuit, Hybrid (2 of 6)

Fig. 38: 5.3L VIN T, Engine Performance Circuit, Hybrid (3 of 6)

Fig. 39: 5.3L VIN T, Engine Performance Circuit, Hybrid (4 of 6)

Fig. 40: 5.3L VIN T, Engine Performance Circuit, Hybrid (5 of 6)

Fig. 41: 5.3L VIN T, Engine Performance Circuit, Hybrid (6 of 6)

5.3L VIN Z

Fig. 42: 5.3L VIN Z, Engine Performance Circuit, Except Hybrid (1 of 5)

Fig. 43: 5.3L VIN Z, Engine Performance Circuit, Except Hybrid (2 of 5)

Fig. 44: 5.3L VIN Z, Engine Performance Circuit, Except Hybrid (3 of 5)

Fig. 45: 5.3L VIN Z, Engine Performance Circuit, Except Hybrid (4 of 5)

Fig. 46: 5.3L VIN Z, Engine Performance Circuit, Except Hybrid (5 of 5)

6.0L VIN N

Fig. 47: 6.0L VIN N, Engine Performance Circuit, Except Hybrid (1 of 5)

Fig. 48: 6.0L VIN N, Engine Performance Circuit, Except Hybrid (2 of 5)

Fig. 49: 6.0L VIN N, Engine Performance Circuit, Except Hybrid (3 of 5)

Fig. 50: 6.0L VIN N, Engine Performance Circuit, Except Hybrid (4 of 5)

Fig. 51: 6.0L VIN N, Engine Performance Circuit, Except Hybrid (5 of 5)

EXTERIOR LIGHTS

Fig. 52: Back-up Lamps Circuit

Fig. 53: Exterior Lamps Circuit (1 of 3)

Fig. 54: Exterior Lamps Circuit (2 of 3)

Fig. 55: Exterior Lamps Circuit (3 of 3)

GROUND DISTRIBUTION

Fig. 56: Ground Distribution Circuit, Except Hybrid (1 of 4)

Fig. 57: Ground Distribution Circuit, Except Hybrid (2 of 4)

Fig. 58: Ground Distribution Circuit, Except Hybrid (3 of 4)

Fig. 59: Ground Distribution Circuit, Except Hybrid (4 of 4)

Fig. 60: Ground Distribution Circuit, Hybrid (1 of 5)

Fig. 61: Ground Distribution Circuit, Hybrid (2 of 5)

Fig. 62: Ground Distribution Circuit, Hybrid (3 of 5)

Fig. 63: Ground Distribution Circuit, Hybrid (4 of 5)

Fig. 64: Ground Distribution Circuit, Hybrid (5 of 5)

HEADLIGHTS

Fig. 65: Headlights Circuit

HORN

Fig. 66: Horn Circuit

INSTRUMENT CLUSTER

Fig. 67: Instrument Cluster Circuit (1 of 2)

Fig. 68: Instrument Cluster Circuit (2 of 2)

INTERIOR LIGHTS

Fig. 69: Courtesy Lamps Circuit (1 of 2)

Fig. 70: Courtesy Lamps Circuit (2 of 2)

Fig. 71: Instrument Illumination Circuit (1 of 3)

Fig. 72: Instrument Illumination Circuit (2 of 3)

Fig. 73: Instrument Illumination Circuit (3 of 3)

MEMORY SYSTEMS

Fig. 74: Memory Mirrors Circuit

Fig. 75: Memory Seat Circuit (1 of 2)

Fig. 76: Memory Seat Circuit (2 of 2)

POWER DISTRIBUTION

4.3L VIN X

Fig. 77: 4.3L VIN X, Power Distribution Circuit, Except Hybrid (1 of 6)

Fig. 78: 4.3L VIN X, Power Distribution Circuit, Except Hybrid (2 of 6)

Fig. 79: 4.3L VIN X, Power Distribution Circuit, Except Hybrid (3 of 6)

Fig. 80: 4.3L VIN X, Power Distribution Circuit, Except Hybrid (4 of 6)

Fig. 81: 4.3L VIN X, Power Distribution Circuit, Except Hybrid (5 of 6)

Fig. 82: 4.3L VIN X, Power Distribution Circuit, Except Hybrid (6 of 6)

4.8L VIN V

Fig. 83: 4.8L VIN V, Power Distribution Circuit, Except Hybrid (1 of 6)

Fig. 84: 4.8L VIN V, Power Distribution Circuit, Except Hybrid (2 of 6)

Fig. 85: 4.8L VIN V, Power Distribution Circuit, Except Hybrid (3 of 6)

Fig. 86: 4.8L VIN V, Power Distribution Circuit, Except Hybrid (4 of 6)

Fig. 87: 4.8L VIN V, Power Distribution Circuit, Except Hybrid (5 of 6)

Fig. 88: 4.8L VIN V, Power Distribution Circuit, Except Hybrid (6 of 6)

5.3L VIN T

Fig. 89: 5.3L VIN T, Power Distribution Circuit, Except Hybrid (1 of 6)

Fig. 90: 5.3L VIN T, Power Distribution Circuit, Except Hybrid (2 of 6)

Fig. 91: 5.3L VIN T, Power Distribution Circuit, Except Hybrid (3 of 6)

Fig. 92: 5.3L VIN T, Power Distribution Circuit, Except Hybrid (4 of 6)

Fig. 93: 5.3L VIN T, Power Distribution Circuit, Except Hybrid (5 of 6)

Fig. 94: 5.3L VIN T, Power Distribution Circuit, Except Hybrid (6 of 6)

Fig. 95: 5.3L VIN T, Power Distribution Circuit, Hybrid (1 of 7)

Fig. 96: 5.3L VIN T, Power Distribution Circuit, Hybrid (2 of 7)

Fig. 97: 5.3L VIN T, Power Distribution Circuit, Hybrid (3 of 7)

Fig. 98: 5.3L VIN T, Power Distribution Circuit, Hybrid (4 of 7)

Fig. 99: 5.3L VIN T, Power Distribution Circuit, Hybrid (5 of 7)

Fig. 100: 5.3L VIN T, Power Distribution Circuit, Hybrid (6 of 7)

Fig. 101: 5.3L VIN T, Power Distribution Circuit, Hybrid (7 of 7)

5.3L VIN Z

Fig. 102: 5.3L VIN Z, Power Distribution Circuit, Except Hybrid (1 of 6)

Fig. 103: 5.3L VIN Z, Power Distribution Circuit, Except Hybrid (2 of 6)

Fig. 104: 5.3L VIN Z, Power Distribution Circuit, Except Hybrid (3 of 6)

Fig. 105: 5.3L VIN Z, Power Distribution Circuit, Except Hybrid (4 of 6)

Fig. 106: 5.3L VIN Z, Power Distribution Circuit, Except Hybrid (5 of 6)

Fig. 107: 5.3L VIN Z, Power Distribution Circuit, Except Hybrid (6 of 6)

6.0L VIN N

Fig. 108: 6.0L VIN N, Power Distribution Circuit, Except Hybrid (1 of 6)

Fig. 109: 6.0L VIN N, Power Distribution Circuit, Except Hybrid (2 of 6)

Fig. 110: 6.0L VIN N, Power Distribution Circuit, Except Hybrid (3 of 6)

Fig. 111: 6.0L VIN N, Power Distribution Circuit, Except Hybrid (4 of 6)

Fig. 112: 6.0L VIN N, Power Distribution Circuit, Except Hybrid (5 of 6)

Fig. 113: 6.0L VIN N, Power Distribution Circuit, Except Hybrid (6 of 6)

POWER DOOR LOCKS

Fig. 114: Power Door Locks Circuit, Base

Fig. 115: Power Door Locks Circuit, Up Level (1 of 2)

Fig. 116: Power Door Locks Circuit, Up Level (2 of 2)

POWER MIRRORS

Fig. 117: Electrochromic Mirror Circuit

Fig. 118: Power Mirrors Circuit

POWER SEATS

Fig. 119: Driver Seat Circuit

Fig. 120: Heated Seats Circuit

Fig. 121: Passenger Power Seat Circuit

Fig. 122: Passenger"s Lumbar Circuit

POWER WINDOWS

Fig. 123: Power Windows Circuit

RADIO

Fig. 124: Base Radio Circuit

Fig. 125: Mid-Line Radio Circuit, W/ Rear Seat Audio (1 of 4)

Fig. 126: Mid-Line Radio Circuit, W/ Rear Seat Audio (2 of 4)

Fig. 127: Mid-Line Radio Circuit, W/ Rear Seat Audio (3 of 4)

Fig. 128: Mid-Line Radio Circuit, W/ Rear Seat Audio (4 of 4)

Fig. 129: Mid-Line Radio Circuit, W/O Rear Seat Audio (1 of 4)

Fig. 130: Mid-Line Radio Circuit, W/O Rear Seat Audio (2 of 4)

Fig. 131: Mid-Line Radio Circuit, W/O Rear Seat Audio (3 of 4)

Fig. 132: Mid-Line Radio Circuit, W/O Rear Seat Audio (4 of 4)

Fig. 133: Premium Sound Radio Circuit, W/ CD, W/ Rear Entertainment, W/ Digital Receiver (1 of

3)

Fig. 134: Premium Sound Radio Circuit, W/ CD, W/ Rear Entertainment, W/ Digital Receiver (2 of

3)

Fig. 135: Premium Sound Radio Circuit, W/ CD, W/ Rear Entertainment, W/ Digital Receiver (3 of

3)

Fig. 136: Premium Sound Radio Circuit, W/ CD (1 of 2)

Fig. 137: Premium Sound Radio Circuit, W/ CD (2 of 2)

Fig. 138: Premium Sound Radio Circuit, W/ Digital Radio Receiver (1 of 2)

Fig. 139: Premium Sound Radio Circuit, W/ Digital Radio Receiver (2 of 2)

SHIFT INTERLOCK

Fig. 140: Shift Interlock Circuit

STARTING/CHARGING

Fig. 141: Charging Circuit, Hybrid

Fig. 142: Charging Circuit, Except Hybrid

Fig. 143: Hybrid Circuit (1 of 3)

Fig. 144: Hybrid Circuit (2 of 3)

Fig. 145: Hybrid Circuit (3 of 3)

Fig. 146: Starting Circuit, Except Hybrid

SUPPLEMENTAL RESTRAINTS

Fig. 147: Supplemental Restraints Circuit (1 of 2)

Fig. 148: Supplemental Restraints Circuit (2 of 2)

TRANSMISSION

Fig. 149: Transfer Case Circuit, 2-Speed Automatic

Fig. 150: Transfer Case Circuit, 2-Speed Manual

4.3L VIN X

Fig. 151: 4.3L VIN X, A/T Circuit

4.8L VIN V

Fig. 152: 4.8L VIN V, A/T Circuit, Except Hybrid

5.3L VIN T

Fig. 153: 5.3L VIN T, A/T Circuit, Except Hybrid

Fig. 154: 5.3L VIN T, A/T Circuit, Hybrid

5.3L VIN Z

Fig. 155: 5.3L VIN Z, A/T Circuit, Except Hybrid

6.0L VIN N

Fig. 156: 6.0L VIN N, A/T Circuit, Except Hybrid

WARNING SYSTEMS

Fig. 157: Warning Systems Circuit (1 of 2)

Fig. 158: Warning Systems Circuit (2 of 2)

WIPER/WASHER

Fig. 159: Wiper/Washer Circuit