2007 Chevrolet (Chevy) Silverado 1500 SYSTEM WIRING DIAGRAMS

AIR CONDITIONING

Fig. 1: Automatic A/C Circuit (1 of 3)

Fig. 2: Automatic A/C Circuit (2 of 3)

Fig. 3: Automatic A/C Circuit (3 of 3)

Fig. 4: Compressor Circuit

Fig. 5: Manual A/C Circuit (1 of 3)

Fig. 6: Manual A/C Circuit (2 of 3)

Fig. 7: Manual A/C Circuit (3 of 3)

ANTI-LOCK BRAKES

Fig. 8: Anti-Lock Brake Circuit, W/ JL4 (1 of 2)

Fig. 9: Anti-Lock Brake Circuit, W/ JL4 (2 of 2)

Fig. 10: Anti-Lock Brake Circuit, W/O JL4

Fig. 11: Trailer ABS Circuit

ANTI-THEFT

Fig. 12: Anti-theft Circuit

BODY CONTROL MODULES

Fig. 13: Body Control Modules Circuit (1 of 3)

Fig. 14: Body Control Modules Circuit (2 of 3)

Fig. 15: Body Control Modules Circuit (3 of 3)

COMPUTER DATA LINES

Fig. 16: Computer Data Lines Circuit (1 of 2)

Fig. 17: Computer Data Lines Circuit (2 of 2)

COOLING FAN

Fig. 18: Cooling Fan Circuit

CRUISE CONTROL

4.3L VIN X

Fig. 19: 4.3L VIN X, Cruise Control Circuit

4.8L VIN C

Fig. 20: 4.8L VIN C, Cruise Control Circuit

5.3L FLEX FUEL VIN 0

Fig. 21: 5.3L FLEX FUEL VIN 0, Cruise Control Circuit

5.3L VIN J

Fig. 22: 5.3L VIN J, Cruise Control Circuit

5.3L VIN M

Fig. 23: 5.3L VIN M, Cruise Control Circuit

6.0L VIN Y

Fig. 24: 6.0L VIN Y, Cruise Control Circuit

DEFOGGERS

Fig. 25: Heated Mirrors Circuit, W/ AN3/DL3 Option

Fig. 26: Heated Mirrors Circuit, W/O AN3/DL3 Option

Fig. 27: Rear Defogger Circuit

ENGINE PERFORMANCE

4.3L VIN X

Fig. 28: 4.3L VIN X, Engine Performance Circuit (1 of 4)

Fig. 29: 4.3L VIN X, Engine Performance Circuit (2 of 4)

Fig. 30: 4.3L VIN X, Engine Performance Circuit (3 of 4)

Fig. 31: 4.3L VIN X, Engine Performance Circuit (4 of 4)

4.8L VIN C

Fig. 32: 4.8L VIN C, Engine Performance Circuit (1 of 5)

Fig. 33: 4.8L VIN C, Engine Performance Circuit (2 of 5)

Fig. 34: 4.8L VIN C, Engine Performance Circuit (3 of 5)

Fig. 35: 4.8L VIN C, Engine Performance Circuit (4 of 5)

Fig. 36: 4.8L VIN C, Engine Performance Circuit (5 of 5)

5.3L VIN 0

Fig. 37: 5.3L VIN 0, Engine Performance Circuit (1 of 4)

Fig. 38: 5.3L VIN 0, Engine Performance Circuit (2 of 4)

Fig. 39: 5.3L VIN 0, Engine Performance Circuit (3 of 4)

Fig. 40: 5.3L VIN 0, Engine Performance Circuit (4 of 4)

5.3L VIN J

Fig. 41: 5.3L VIN J, Engine Performance Circuit (1 of 5)

Fig. 42: 5.3L VIN J, Engine Performance Circuit (2 of 5)

Fig. 43: 5.3L VIN J, Engine Performance Circuit (3 of 5)

Fig. 44: 5.3L VIN J, Engine Performance Circuit (4 of 5)

Fig. 45: 5.3L VIN J, Engine Performance Circuit (5 of 5)

5.3L VIN M

Fig. 46: 5.3L VIN M, Engine Performance Circuit (1 of 5)

Fig. 47: 5.3L VIN M, Engine Performance Circuit (2 of 5)

Fig. 48: 5.3L VIN M, Engine Performance Circuit (3 of 5)

Fig. 49: 5.3L VIN M, Engine Performance Circuit (4 of 5)

Fig. 50: 5.3L VIN M, Engine Performance Circuit (5 of 5)

6.0L VIN Y

Fig. 51: 6.0L VIN Y, Engine Performance Circuit (1 of 5)

Fig. 52: 6.0L VIN Y, Engine Performance Circuit (2 of 5)

Fig. 53: 6.0L VIN Y, Engine Performance Circuit (3 of 5)

Fig. 54: 6.0L VIN Y, Engine Performance Circuit (4 of 5)

Fig. 55: 6.0L VIN Y, Engine Performance Circuit (5 of 5)

EXTERIOR LIGHTS

Fig. 56: Back-up Lamps Circuit

Fig. 57: Exterior Lamps Circuit (1 of 3)

Fig. 58: Exterior Lamps Circuit (2 of 3)

Fig. 59: Exterior Lamps Circuit (3 of 3)

GROUND DISTRIBUTION

Fig. 60: Ground Distribution Circuit (1 of 6)

Fig. 61: Ground Distribution Circuit (2 of 6)

Fig. 62: Ground Distribution Circuit (3 of 6)

Fig. 63: Ground Distribution Circuit (4 of 6)

Fig. 64: Ground Distribution Circuit (5 of 6)

Fig. 65: Ground Distribution Circuit (6 of 6)

HEADLIGHTS

Fig. 66: Headlights Circuit

HORN

Fig. 67: Horn Circuit

INSTRUMENT CLUSTER

Fig. 68: Instrument Cluster Circuit (1 of 2)

Fig. 69: Instrument Cluster Circuit (2 of 2)

INTERIOR LIGHTS

Fig. 70: Courtesy Lamps Circuit

Fig. 71: Instrument Illumination Circuit (1 of 2)

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

MEMORY SYSTEMS

Fig. 73: Adjustable Pedal Circuit

Fig. 74: Driver"s Memory Seat Circuit (1 of 2)

Fig. 75: Driver"s Memory Seat Circuit (2 of 2)

NAVIGATION

Fig. 76: Navigation Circuit, W/ Y91 & W/ UQA (1 of 3)

Fig. 77: Navigation Circuit, W/ Y91 & W/ UQA (2 of 3)

Fig. 78: Navigation Circuit, W/ Y91 & W/ UQA (3 of 3)

Fig. 79: Navigation Circuit, W/ Y91 & W/O UQA (1 of 3)

Fig. 80: Navigation Circuit, W/ Y91 & W/O UQA (2 of 3)

Fig. 81: Navigation Circuit, W/ Y91 & W/O UQA (3 of 3)

Fig. 82: Navigation Circuit, W/O Y91 & W/ UQA (1 of 3)

Fig. 83: Navigation Circuit, W/O Y91 & W/ UQA (2 of 3)

Fig. 84: Navigation Circuit, W/O Y91 & W/ UQA (3 of 3)

Fig. 85: Navigation Circuit, W/O Y91 & W/O UQA (1 of 3)

Fig. 86: Navigation Circuit, W/O Y91 & W/O UQA (2 of 3)

Fig. 87: Navigation Circuit, W/O Y91 & W/O UQA (3 of 3)

Fig. 88: Parking Assistant Circuit

POWER DISTRIBUTION

4.3L VIN X

Fig. 89: 4.3L VIN X, Power Distribution Circuit (1 of 5)

Fig. 90: 4.3L VIN X, Power Distribution Circuit (2 of 5)

Fig. 91: 4.3L VIN X, Power Distribution Circuit (3 of 5)

Fig. 92: 4.3L VIN X, Power Distribution Circuit (4 of 5)

Fig. 93: 4.3L VIN X, Power Distribution Circuit (5 of 5)

4.8L VIN C

Fig. 94: 4.8L VIN C, Power Distribution Circuit (1 of 5)

Fig. 95: 4.8L VIN C, Power Distribution Circuit (2 of 5)

Fig. 96: 4.8L VIN C, Power Distribution Circuit (3 of 5)

Fig. 97: 4.8L VIN C, Power Distribution Circuit (4 of 5)

Fig. 98: 4.8L VIN C, Power Distribution Circuit (5 of 5)

5.3L VIN 0

Fig. 99: 5.3L VIN 0, Power Distribution Circuit (1 of 5)

Fig. 100: 5.3L VIN 0, Power Distribution Circuit (2 of 5)

Fig. 101: 5.3L VIN 0, Power Distribution Circuit (3 of 5)

Fig. 102: 5.3L VIN 0, Power Distribution Circuit (4 of 5)

Fig. 103: 5.3L VIN 0, Power Distribution Circuit (5 of 5)

5.3L VIN J

Fig. 104: 5.3L VIN J, Power Distribution Circuit (1 of 5)

Fig. 105: 5.3L VIN J, Power Distribution Circuit (2 of 5)

Fig. 106: 5.3L VIN J, Power Distribution Circuit (3 of 5)

Fig. 107: 5.3L VIN J, Power Distribution Circuit (4 of 5)

Fig. 108: 5.3L VIN J, Power Distribution Circuit (5 of 5)

5.3L VIN M

Fig. 109: 5.3L VIN M, Power Distribution Circuit (1 of 5)

Fig. 110: 5.3L VIN M, Power Distribution Circuit (2 of 5)

Fig. 111: 5.3L VIN M, Power Distribution Circuit (3 of 5)

Fig. 112: 5.3L VIN M, Power Distribution Circuit (4 of 5)

Fig. 113: 5.3L VIN M, Power Distribution Circuit (5 of 5)

6.0L VIN Y

Fig. 114: 6.0L VIN Y, Power Distribution Circuit (1 of 5)

Fig. 115: 6.0L VIN Y, Power Distribution Circuit (2 of 5)

Fig. 116: 6.0L VIN Y, Power Distribution Circuit (3 of 5)

Fig. 117: 6.0L VIN Y, Power Distribution Circuit (4 of 5)

Fig. 118: 6.0L VIN Y, Power Distribution Circuit (5 of 5)

POWER DOOR LOCKS

Fig. 119: Power Door Locks Circuit, Base Package

Fig. 120: Power Door Locks Circuit, Premium Package

POWER MIRRORS

Fig. 121: Electrochromic Mirror Circuit

Fig. 122: Power Mirrors Circuit, Manual Foldiing Mirror

Fig. 123: Power Mirrors Circuit, Manual Folding Mirror

Fig. 124: Power Mirrors Circuit, Power Foldiing Mirror (1 of 2)

Fig. 125: Power Mirrors Circuit, Power Foldiing Mirror (2 of 2)

Fig. 126: Power Mirrors Circuit, Power Folding Mirror (1 of 2)

Fig. 127: Power Mirrors Circuit, Power Folding Mirror (2 of 2)

POWER SEATS

Fig. 128: Adjustable Pedal Circuit

Fig. 129: Driver Power Seat Circuit

Fig. 130: Heated Seats Circuit (1 of 2)

Fig. 131: Heated Seats Circuit (2 of 2)

Fig. 132: Heated Steering Wheel Circuit

Fig. 133: Passenger Power Seat Circuit, 6-Way Power Seat

Fig. 134: Passenger Power Seat Circuit, 8-Way Power Seat

POWER TOP/SUNROOF

Fig. 135: Power Top/Sunroof Circuit

POWER WINDOWS

Fig. 136: Power Windows Circuit, W/ AN3/DL3 Option

Fig. 137: Power Windows Circuit, W/O AN3/DL3 Option

Fig. 138: Sliding Rear Window Circuit

RADIO

Fig. 139: Radio Circuit, W/ Y91 & W/ UQA (1 of 3)

Fig. 140: Radio Circuit, W/ Y91 & W/ UQA (2 of 3)

Fig. 141: Radio Circuit, W/ Y91 & W/ UQA (3 of 3)

Fig. 142: Radio Circuit, W/ Y91 & W/O UQA (1 of 3)

Fig. 143: Radio Circuit, W/ Y91 & W/O UQA (2 of 3)

Fig. 144: Radio Circuit, W/ Y91 & W/O UQA (3 of 3)

Fig. 145: Radio Circuit, W/O Y91 & W/ UQA (1 of 3)

Fig. 146: Radio Circuit, W/O Y91 & W/ UQA (2 of 3)

Fig. 147: Radio Circuit, W/O Y91 & W/ UQA (3 of 3)

Fig. 148: Radio Circuit, W/O Y91 & W/O UQA (1 of 3)

Fig. 149: Radio Circuit, W/O Y91 & W/O UQA (2 of 3)

Fig. 150: Radio Circuit, W/O Y91 & W/O UQA (3 of 3)

SHIFT INTERLOCK

Fig. 151: Shift Interlock Circuit

STARTING/CHARGING

Fig. 152: Charging Circuit, Diesel

Fig. 153: Charging Circuit, Gasoline

Fig. 154: Starting Circuit

SUPPLEMENTAL RESTRAINTS

Fig. 155: Supplemental Restraints Circuit (1 of 2)

Fig. 156: Supplemental Restraints Circuit (2 of 2)

TRANSMISSION

4.3L VIN X

Fig. 157: 4.3L VIN X, A/T Circuit (1 of 2)

Fig. 158: 4.3L VIN X, A/T Circuit (2 of 2)

Fig. 159: 4.3L VIN X, Transfer Case Circuit, 2-Speed Automatic

Fig. 160: 4.3L VIN X, Transfer Case Circuit, 2-Speed Manual

Fig. 161: 4.3L VIN X, Transfer Case Circuit, Selectable

4.8L VIN C

Fig. 162: 4.8L VIN C, A/T Circuit (1 of 2)

Fig. 163: 4.8L VIN C, A/T Circuit (2 of 2)

Fig. 164: 4.8L VIN C, Transfer Case Circuit, 2-Speed Automatic

Fig. 165: 4.8L VIN C, Transfer Case Circuit, 2-Speed Manual

Fig. 166: 4.8L VIN C, Transfer Case Circuit, Selectable

5.3L FLEX FUEL VIN 0

Fig. 167: 5.3L FLEX FUEL VIN 0, A/T Circuit (1 of 2)

Fig. 168: 5.3L FLEX FUEL VIN 0, A/T Circuit (2 of 2)

Fig. 169: 5.3L FLEX FUEL VIN 0, Transfer Case Circuit, 2-Speed Automatic

Fig. 170: 5.3L FLEX FUEL VIN 0, Transfer Case Circuit, 2-Speed Manual

Fig. 171: 5.3L FLEX FUEL VIN 0, Transfer Case Circuit, Selectable

5.3L VIN J

Fig. 172: 5.3L VIN J, A/T Circuit (1 of 2)

Fig. 173: 5.3L VIN J, A/T Circuit (2 of 2)

Fig. 174: 5.3L VIN J, Transfer Case Circuit, 2-Speed Automatic

Fig. 175: 5.3L VIN J, Transfer Case Circuit, 2-Speed Manual

Fig. 176: 5.3L VIN J, Transfer Case Circuit, Selectable

5.3L VIN M

Fig. 177: 5.3L VIN M, A/T Circuit (1 of 2)

Fig. 178: 5.3L VIN M, A/T Circuit (2 of 2)

Fig. 179: 5.3L VIN M, Transfer Case Circuit, 2-Speed Automatic

Fig. 180: 5.3L VIN M, Transfer Case Circuit, 2-Speed Manual

Fig. 181: 5.3L VIN M, Transfer Case Circuit, Selectable

6.0L VIN Y

Fig. 182: 6.0L VIN Y, A/T Circuit (1 of 2)

Fig. 183: 6.0L VIN Y, A/T Circuit (2 of 2)

Fig. 184: 6.0L VIN Y, Transfer Case Circuit, 2-Speed Automatic

Fig. 185: 6.0L VIN Y, Transfer Case Circuit, 2-Speed Manual

Fig. 186: 6.0L VIN Y, Transfer Case Circuit, Selectable

WARNING SYSTEMS

Fig. 187: Chime Circuit, W/ AN3/DL3 Option (1 of 2)

Fig. 188: Chime Circuit, W/ AN3/DL3 Option (2 of 2)

Fig. 189: Chime Circuit, W/O AN3/DL3 Option (1 of 2)

Fig. 190: Chime Circuit, W/O AN3/DL3 Option (2 of 2)

Fig. 191: Tire Pressure Monitoring Circuit

WIPER/WASHER

Fig. 192: Moisture Sensor Circuit

Fig. 193: Windshield Washer Solvent Heater Circuit

Fig. 194: Wiper/Washer Circuit