1998 – 1999 GMC 2500 Engine Computer (ECM) 16266645 – Programmed To Your VIN
Is your 1998-1999 GMC 2500’s engine performance faltering? Are you experiencing issues with stalling, rough idling, or decreased fuel efficiency? Our pre-programmed Engine Control Module (ECM) is specifically designed to address these problems and restore your vehicle’s optimal engine performance. This direct replacement part is programmed to match your vehicle’s unique VIN, ensuring seamless integration and functionality. It replaces the following compatible part numbers: 16266645, 09355699, 9355699, 16250279, 16258815, 09366810, and 9366810.
Key Features & Benefits
- Restores optimal engine performance and fuel efficiency
- Resolves issues with stalling, rough idling, and decreased power
- Pre-programmed to match your vehicle’s unique VIN for seamless integration
- Durable construction ensures long-lasting reliability
- Easy installation process, no complex reprogramming required
- Guaranteed compatibility with 1998-1999 GMC 2500 models
Common Problems Solved
This ECM resolves common issues with engine performance, including stalling, rough idling, and decreased fuel efficiency. It also addresses problems with the check engine light and diagnostic trouble codes related to the engine control system.
Simple Installation Process
- Submit your VIN after purchase to ensure accurate programming
- Disconnect the battery to prevent any accidental starts
- Locate the old ECM and disconnect the electrical connectors
- Remove the old ECM and replace it with the new, pre-programmed module
- Reconnect the electrical connectors and reconnect the battery
- Start the engine and check for any diagnostic trouble codes or issues
Guaranteed Fitment
This module is guaranteed to be compatible with the following vehicles:
1998 – 1999 GMC 2500
Please verify your part number matches one of the compatible numbers listed above before ordering.