GMC Chevy Colorado 2023 Manual page 326

6-202 Electrical Component and Inline Harness Connector End Views
K20 Engine Control Module X1
Connector Part Information
Harness Type: Engine Wiring Harness
OEM Connector: 34822-0033
Service Connector: 19371186
Description: 66-Way F 0.64, 2.8 Series, Sealed( BK with BU Terminal Position Assurance)
Terminal Type ID
I
II
Pin Size Color
1 0.5 YE
2 0.5 YE / BK
3 0.5 YE / VT
4 - 5
6 0.5 VT / GY
7 0.5 GN / BK
8 0.5 GN
9 0.5 BU
10 0.5 YE / BU
11 0.5 GY
12 0.5 BU / WH
13 0.5 GN / WH
14 0.5 BK / GN
15
16 0.75 VT / BU
17 0.5 GN / GY
18 0.5 WH / GY
19 - 21
Terminal Part Information
Terminated Lead
13587518
19351723
K20 Engine Control Module X1
Circuit
5991 Powertrain Relay Coil Control
625 Starter Enable Relay Control
4325 Starter Pinion Solenoid Actuator Relay Control
Not Occupied
3615 Step Cam A Control
3616 Step Cam B Control
3585 Camshaft Position Motor Control B
3584 Camshaft Position Motor Control A
3587 Camshaft Position Motor Control D
3586 Camshaft Position Motor Control C
Camshaft Position Motor Position Sensor 1 Sig-
3589
nal
Camshaft Position Motor Position Sensor 2 Sig-
3592
nal
3593 Camshaft Position Sensor 2 Ground
Not Occupied
5291 Powertrain Main Relay Fused Supply Voltage 2
465 Fuel Pump Primary Relay Control
Air Conditioning Compressor Clutch Relay Con-
459
trol
Not Occupied
Diagnostic Test Probe
J-35616-35 (VT)
J-35616-64B (L-BU)
Function
4504420
Terminal Removal Tool
J-38125-11A
J-38125-213
Terminal Option
Type ID
II
II
II
II
II
II
II
II
II
II
II
II
II
II
II
2023 - Colorado Electrical Body Builder Manual