ALLDATA Repair - 2012 GMC Truck Sierra 1500 4WD V8-5.3L Engine Harness Connector Views - Connector Pinout and Terminal Mapping

Oct 25, 2026

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ALLDATA Repair connector view for a 2012 GMC Truck Sierra 1500 4WD V8 5.3L engine harness. Provides OEM and service connector identifiers, overall description (80-way sealed), pin lists and their terminated lead status, release tools, and diagnostic test probes. Includes terminal/tray part references and core/insulation crimp methods, plus detailed pin-to-signal mapping for reference voltages, control signals, sensor heater low/high signals, solenoid controls, ignition-related sensor signals, and low reference circuits across the 2–80 pin range.

LanguageEnglish

CategoryTechnology

FormatPDF

Pages6

Reading Time15 min

AccessFree to download

Connector Views

Harness Type and Connector Identifiers

Tools and Diagnostic Equipment

Terminal/Tray and Crimp Specifications

Pin-to-Signal Mapping (2-80)

14/08/2024, 13:38 ALLDATA Repair 2012 GMC Truck Sierra 1500 4WD V8-5 .3L Vehicle > Diagrams > Connector Views Harness Type: Engine OEM Connector: 13528613 Service Connector: 19115670 Description: 80-Way F 0.64 Sealed (GY) Pins: 2, 3, 16, 35, 44, 52, 63-66, 68, 69 Terminated Lead: Not Available Release Tool: J-38125-213 Diagnostic Test Probe: J-35616-64B (L-BU) Terminal/Tray: 33467-0003/23 Core/Insulation Crimp: H/H Pins: 6, 8-14, 17-22, 26, 27, 29, 30, 32, 34, 37- 41, 43, 50, 53, 56-61, 70-79 Terminated Lead: Not Available Release Tool: J-38125-213 Diagnostic Test Probe: J-35616-64B (L-BU) Terminal/Tray: 33467-0005/23 Core/Insulation Crimp: J/J [https://my-alldata.drcar.la/repair/\#/article/50785/guid/na-gc12cheye-2657-2609604_html](https://my-alldata.drcar.la/repair/#/article/50785/guid/na-gc12cheye-2657-2609604_html) 1/6 14/08/2024, 13:38 ALLDATA Repair | | | | | | --- | --- | --- | --- | | 1 | — | — | Not Used | | 2 | 0.35
PU/WH | 6270 | 5-Volt Reference 2 | | 3 | 0.35 GY | 2701 | 5-Volt Reference 2 | | 4 | — | — | Not Used | | 5 | 0.5 BN | 582 | TAC Motor Control – 2 | | 6 | 0.5 YE | 581 | TAC Motor Control – 1 | | 7 | — | — | Not Used | | 8 | 0.5 D
GN/WH | 428 | EVAP Canister Purge Solenoid Control | | 9 | 0.5 GY | 5493 | Cylinder Shutoff Solenoid Control (3)(except L9H) | | 10 | 0.5 D-BU | 5491 | Cylinder Shutoff Solenoid Control (1)(except L9H) | | 11 | 0.5 OG | 5494 | Cylinder Shutoff Solenoid Control (4)(except L9H) | | 12 | 0.5
GY/WH | 3113 | HO2S Heater Low Control – Bank 1 Sensor 1 | | 13 | 0.5 L-GN | 3212 | HO2S Heater Low Control – Bank 2 Sensor 1 | | 14 | 0.5 L
GN/BK | 5492 | Cylinder Shutoff Solenoid Control (2)(except L9H) | | 15 | — | — | Not Used | [https://my-alldata.drcar.la/repair/\#/article/50785/guid/na-gc12cheye-2657-2609604_html](https://my-alldata.drcar.la/repair/#/article/50785/guid/na-gc12cheye-2657-2609604_html) 2/6 14/08/2024, 13:38 ALLDATA Repair | | | | | | --- | --- | --- | --- | | 16 | 0.35 PU | 5284 | Camshaft Actuator Solenoid Control (L76 or L9H) | | 17 | 0.5 D
BU/WH | 878 | Fuel Injector 8 Control | | 18 | 0.5
TN/WH | 845 | Fuel Injector 5 Control | | 19 | 0.5
YE/BK | 846 | Fuel Injector 6 Control | | 20 | 0.5 TN | 1744 | Fuel Injector 1 Control | | 21 | 0.5 YE | 410 | ECT Sensor Signal | | 22 | 0.5 TN | 2761 | Low Reference | | 23–
25 | — | — | Not Used | | 26 | 0.8 D-BU | 496 | KS 1 Signal | | 27 | 0.8 GY | 1716 | KS 1 Signal | | 28 | — | — | Not Used | | 29 | 0.8 L-BU | 1876 | KS 2 Signal | | 30 | 0.8 GY | 2303 | KS 2 Signal | | 31 | — | — | Not Used | | 32 | 0.5 GY | 23 | Generator Field Duty Cycle Signal | | 33 | — | — | Not Used | | 34 | 0.5 BK | 2755 | Low Reference | | 35 | 0.35 TN | 2752 | Low Reference | | 36 | — | — | Not Used | | 37 | 0.5 L
GN/BK | 1745 | Fuel Injector 2 Control | [https://my-alldata.drcar.la/repair/\#/article/50785/guid/na-gc12cheye-2657-2609604_html](https://my-alldata.drcar.la/repair/#/article/50785/guid/na-gc12cheye-2657-2609604_html) 3/6 14/08/2024, 13:38 ALLDATA Repair | | | | | | --- | --- | --- | --- | | 38 | 0.5
PK/BK | 1746 | Fuel Injector 3 Control | | 39 | 0.5 L
BU/BK | 844 | Fuel Injector 4 Control | | 40 | 0.5
OG/BK | 877 | Fuel Injector 7 Control | | 41 | 0.5
GY/WH | 2705 | 5-Volt Reference 1 | | 42 | — | — | Not Used | | 43 | 0.5 GY | 2704 | 5-Volt Reference 1 | | 44 | 0.35 D
BU | 6259 | 5-Volt Reference 1 | | 45–
49 | — | — | Not Used | | 50 | 0.5
TN/WH | 331 | Oil Pressure Sensor Signal | | 51 | — | — | Not Used | | 52 | 0.35 TN | 2199 | Low Reference (L76 or L9H) | | 53 | 0.5
OG/BK | 469 | Low Reference | | 54–
55 | — | — | Not Used | | 56 | 0.5 TN | 1664 | HO2S Low Signal – Bank 1 Sensor 1 | | 57 | 0.5
PU/WH | 1665 | HO2S High Signal – Bank 1 Sensor 1 | | 58 | 0.5 L-GN | 432 | MAP Sensor Signal | | 59 | 0.5 PU | 1666 | HO2S High Signal – Bank 2 Sensor 1 | | 60 | 0.5 TN | 1667 | H02S Low Signal – Bank 2 Sensor 1 | [htt

FAQs

What connector identifiers are listed for the engine harness connector view?

The document lists an OEM connector ID of 13528613 and a service connector ID of 19115670 for the engine harness.

Which diagnostic tools and probes are referenced for testing?

It specifies a release tool J-38125-213 and a diagnostic test probe J-35616-64B (L-BU) for connector testing.

What kind of pin information is provided in the 2–80 range?

It maps each pin number to wire color/gauge and the corresponding signal description, including 5-volt references, solenoid controls, injector controls, sensor heater low/high signals, and low reference circuits.

Oct 25, 2026

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