Which Engine Control Unit (ECU) and MCU processor are installed on Chevrolet Equinox (2400 LAF 186)?

Vehicle Chevrolet Equinox (2400 LAF 186) is equipped with the ACDelco E39 ECU powered by the MPC5566. Connection Mode: Mode 18.

Where can I get the Bench/Boot pinout diagram for ACDelco E39 and stock firmware files?

This page provides the official color ECU connector pinout (4 Bench/Boot diagrams) and 0 linked engineering files: stock firmware (.BIN/.HEX/.FRF), WinOLS map packs (.KP/.OLS/.A2L), coding parameterization, and dealer manuals.

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ECUFLASH.PRO / Vehicle & ECU Catalog / Chevrolet / Equinox (E39)

VEHICLE & ECU TECHNICAL PASSPORT • CAR ID #3788

Chevrolet Equinox (2400 LAF 186) — ECU ACDelco E39 (MPC5566)

CHTENIE I KLONIROVANIE: Polnoe chtenie/zapis PFLASH + DFLASH (EEPROM) na stole s pereschetom KS. ECU Connection Mode: Mode 18.

1. FACTORY ECU & MICROCONTROLLER INSTALLED ON THIS VEHICLEBENCH / BOOT / OBD VERIFIED

Make & Model (Chassis)	Chevrolet — Equinox
Engine & Power Spec	2400 LAF 186
Engine Control Unit (ECU)	ACDelco E39
Internal Microcontroller (MCU)	MPC5566
Read / Write Connection Mode	Mode 18
Supported Programmer Functions	Full PFLASH + DFLASH Backup Read/Write (1:1 ECU Cloning) + Auto Checksum Correction
Available Files in 800 TB Vault	Exact ECU Maps: 0 (.A2L/.KP/.OLS) \| Family Maps: 0 \| ROMs: 0

2. OFFICIAL BENCH / BOOT ECU CONNECTOR PINOUT DIAGRAM4 DIAGRAMS

OFFICIAL BENCH / BOOT ECU PINOUT DIAGRAM: AcDelco E39 MPC5566.png

OFFICIAL BENCH / BOOT ECU PINOUT DIAGRAM: AcDelco E39A MPC5566.png

OFFICIAL BENCH / BOOT ECU PINOUT DIAGRAM: BOOT_ACDelco E39 MPC5566.png