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Chevrolet Silverado / GMC Sierra. Manual - part 1574
CONNECTORS
Ignition Coil 4 (4.8L, 5.3L, 6.0L & 6.2L) (3)
20.
Ignition Coil 5 (4.8L, 5.3L, 6.0L & 6.2L)
Upper left side of engine. See Fig. 21.
Ignition Coil 6 (4.8L, 5.3L, 6.0L & 6.2L) (2)
Upper right side of engine. See Fig.
20.
Ignition Coil 7 (4.8L, 5.3L, 6.0L & 6.2L)
Upper left side of engine. See Fig. 21.
Ignition Coil 8 (4.8L, 5.3L, 6.0L & 6.2L) (1)
Upper right side of engine. See Fig.
20.
Inflatable Restraint I/P Module
Top right side of dash.
Inflatable Restraint Roof Rail Module (Left)
(Extended & Crew Cab)
Behind left side of headliner trim. See
Fig. 30.
Inflatable Restraint Roof Rail Module (Left)
(Regular Cab)
Behind left side of headliner trim. See
Fig. 43.
Inflatable Restraint Roof Rail Module (Right)
(Extended & Crew Cab)
Behind right side of headliner trim.
See Fig. 30.
Inflatable Restraint Roof Rail Module (Right)
(Regular Cab)
Behind right side of headliner trim.
See Fig. 43.
Inflatable Restraint Steering Wheel Module
In steering wheel.
Inflatable Restraint Steering Wheel Module Coil
Behind steering wheel. See Fig. 3.
Information Center Telltale Assembly
Top right rear of passenger
compartment. See Fig. 29.
Mobile Radio Blunt Cuts (10)
Under center console. See Fig. 112.
Noise Compensation Microphone (5)
Left side of center console. See Fig.
97.
Power Brake Booster (2)
Left rear of engine compartment. See
Fig. 2.
Remote Control Door Lock Receiver (RCDLR)
Top rear of passenger compartment.
See Fig. 39.
Roof Mounted Beacon Blunt Cuts (TRW) (10)
In overhead console. See Fig. 99.
Seat Belt Pretensioner (Driver) (1)
On left "B" pillar. See Fig. 102.
Seat Belt Pretensioner (Passenger) (2)
On right "B" pillar. See Fig. 102.
Trailer Connector
At rear of vehicle. See Fig. 19.
Valve Lifter Oil Manifold (VLOM) Assembly (11)
Below intake manifold. See Fig. 20.
Windshield Washer Solvent Heater (3)
Left rear corner of engine
compartment. See Fig. 2.
2008 Chevrolet Silverado 1500
2008 GENERAL MOTORS Sierra & Silverado
CONNECTORS LOCATION
Component
Location
X100 (Black, 8 Pin)
Left front corner of engine compartment. See Fig. 63.
X103 (Black, 16 Pin)
Left side of engine compartment. See Fig. 63.
X106 (Black, 8 Pin)
Right front corner of engine compartment. See Fig. 63.
X107 (Gray, 40 Pin) (5)
Left rear of engine. See Fig. 92.
X108 (Black, 40 Pin) (4)
Left rear of engine. See Fig. 92.
X109 (-NQF/-NQH) (Black,
24 Pin)
Below underhood fuse block. See Fig. 59.
X109 (NQF/NQH) (Black,
40 Pin) (7)
Below underhood fuse block. See Fig. 67.
X110 (Black, 4 Pin)
Engine harness to front axle harness, between first & second
body mount. See Fig. 46.
X111 (Light Gray, 7 Pin) (2)
Above left engine rocker cover. See Fig. 109.
X112 (4.3L) (Black, 3 Pin)
(10)
Right front of engine. See Fig. 64.
X112 (4.8L & 5.3L) (Black,
3 Pin) (3)
Lower front of engine. See Fig. 85.
X112 (6.0L & 6.2L) (Black,
5 Pin) (3)
Lower front of engine. See Fig. 85.
X113 (Diesel) (Black, 6 Pin)
Engine jumper harness to engine harness.
X113 (Light Gray, 7 Pin)
Above right engine rocker cover. See Fig. 66.
X115 (Natural, 24 Pin)
Chassis harness to I/P harness, left side of chassis. See Fig.
77.
X116 (Black, 1 Pin)
Battery positive harness to brake clutch harness.
X117 (Black, 4 Pin)
Fuel rail pressure sensor jumper harness to engine harness.
X121 (Black, 1 Pin)
Battery negative harness to battery positive harness.
X122 (Black, 4 Pin) (5)
Right rear of engine compartment. See Fig. 80.
X123 (Black, 12 Pin)
Below under hood fuse block. See Fig. 59.
X124 (Black, 16 Pin) (7)
Outside of right front chassis frame. See Fig. 87.
X125 (Gray, 4 Pin) (1)
Outside of right front chassis frame. See Fig. 110.
X126 (Gray, 12 Pin) (8)
Left side of engine compartment. See Fig. 67.
X127 (Black, 2 Pin) (3)
Top front of engine. See Fig. 92.
X128 (3 Pin)
Fuel pressure regulator harness to engine harness.
X175 (MW7) (Gray, 20 Pin)
(2)
Rear of engine. See Fig. 64.
2008 Chevrolet Silverado 1500
2008 GENERAL MOTORS Sierra & Silverado
X175 (M30, M70) (Gray, 20
Pin) (2)
Rear of engine. See Fig. 64.
X200 (Yellow, 4 Pin)
I/P harness to body harness, behind left kick panel. See Fig.
69.
X201 (Gray, 22 Pin) (1)
On steering column. See Fig. 113.
X202 (Black, 30 Pin)
I/P harness to body harness, behind left kick panel. See Fig.
69.
X203 (Black, 8 Pin) (2)
In I/P harness to headliner harness, near left "A" pillar. See
Fig. 68.
X204 (Black, 12 Pin) (3)
Headliner harness to I/P harness, near left "A" pillar. See
Fig. 68.
X205 (Black, 16 Pin)
I/P harness to brake/clutch harness, near right "A" pillar. See
Fig. 69.
X206 (Black, 8 Pin) (5)
Behind right side of dash. See Fig. 68.
X207 (Black, 1 Pin)
I/P harness to I/P harness.
X211 (Black, 40 Pin) (8)
Under center console. See Fig. 68.
X212 (Black, 16 Pin) (4)
Behind left side of dash. See Fig. 68.
X214 (Black, 1 Pin) (7)
Behind right side of dash. See Fig. 112.
X219 (Black, 1 Pin) (6)
Behind right side of dash. See Fig. 112.
X220 (Black, 8 Pin) (7)
Near left body mount. See Fig. 114.
X224 (Black, 3 Pin)
Brake clutch harness to beacon harness.
X225 (Black, 1 Pin)
Brake clutch harness to battery positive harness.
X226 (Black, 1 Pin) (11)
Under left side of dash. See Fig. 112.
X227 (Black, 2 Pin)
LED indicator harness to SPO theft harness.
X228 (Black, 1 Pin)
Beacon harness to chassis harness.
X275 (Yellow, 4 Pin)
Lower left side of dash, near steering column. See Fig. 71.
X276 (Light Green, 2 Pin)
(2)
On steering column. See Fig. 113.
X277 (Light Green, 2 Pin)
(4)
On steering column. See Fig. 113.
X300 (Diesel) (Black, 10
Pin) (1)
Left rear of transmission. See Fig. 87.
X300 (4.3L) (Black, 8 Pin)
Left side of frame, in front of EBCM. See Fig. 65.
X303 (-AN3) (Black, 6 Pin)
Body harness to driver seat harness, under driver's seat. See
Fig. 71.
Body harness to driver seat harness, under driver's seat. See
2008 Chevrolet Silverado 1500
2008 GENERAL MOTORS Sierra & Silverado
X303 (AN3) (Black, 30 Pin)
Fig. 71.
X304 (Black, 16 Pin)
Headliner harness to overhead console harness, front center
of roof. See Fig. 76.
X305 (-AN3) (Black, 8 Pin)
Under passenger's seat. See Fig. 71.
X305 (AN3) (Black, 30 Pin)
Under driver's seat. See Fig. 71.
X306 (Black, 8 Pin)
Headliner harness to right "A" pillar harness.
X309 (Black, 8 Pin)
Body harness to console harness, in front of audio amplifier.
See Fig. 74.
X313 (Black, 5 Pin) (9)
In overhead console. See Fig. 99.
X318 (Black, 3 Pin)
Headliner harness to CHMSL harness. See Fig. 76.
X319 (Black, 2 Pin)
Body harness to console harness. See Fig. 70.
X320 (Black, 4 Pin)
Body harness to sliding rear window jumper harness. See
Fig. 73.
X321 (Black, 3 Pin)
Body harness to headliner harness. See Fig. 72.
X322 (Black, 4 Pin)
Body harness to UPA jumper harness. See Fig. 73.
X324 (Black, 18 Pin) (4)
In driver's seat back. See Fig. 37.
X325 (Black, 6 Pin) (2)
In passenger's seat back. See Fig. 38.
X408 (Black, 8 Pin)
Left rear corner of vehicle. See Fig. 77.
X414 (Black, 7 Pin) (1)
Left rear of frame. See Fig. 106.
X415 (Light Gray, 2 Pin) (1)
Under left rear of cargo box. See Fig. 117.
X416 (Black, 2 Pin) (8)
Under left rear of cargo box. See Fig. 117.
X500 (Black, 10 Pin)
Body harness to left front door harness, behind left kick
panel. See Fig. 71.
X501 (Black, 10 Pin)
Body harness to left front door harness, behind left kick
panel. See Fig. 71.
X502 (Black, 2 Pin)
Left front door harness to body harness, behind left kick
panel. See Fig. 75.
X600 (Black, 10 Pin)
Passenger door harness to body harness, behind right kick
panel. See Fig. 71.
X601 (Black, 2 Pin)
Passenger door harness to body harness, behind right kick
panel. See Fig. 71.
X700 (Crew Cab) (Black, 16
Pin)
Body harness to left rear door, in left "B" pillar. See Fig. 75.
X700 (Extended Cab) (Black,
12 Pin)
Left rear door to body harness, in left "B" pillar. See Fig.
72.
2008 Chevrolet Silverado 1500
2008 GENERAL MOTORS Sierra & Silverado
Content .. 1572 1573 1574 1575 ..