Product images and videos are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Sale

Ignitions and Electrical› Computers, Chips, Modules and Programmers

Flagship One

Engine Computer for 1987 GMC S15 2.5L

Name: Engine Computer for 1987 GMC S15 2.5L
Brand: Flagship One
SKU: 16198445

$804.99 $780.84 Save $24.15

SKU: 16198445

Free Shipping over $200

$100 Minimum Order

Non-Returnable Item

DIY PRO SHOP

Easy — 1–2 hours

Overview

The Flagship One 16198445 is an engine computer, also referred to as an ECM, ECU, or PCM. It is a guaranteed replacement for 1987 GMC S15 PCM models with a 2.5L engine and part number 16198445, belonging to hardware code 1227165.

This ECM comes programmed to your vehicle's specific VIN and flashed to its most recent updates, which can enhance fuel economy and optimize performance. It is also programmed to accept your original keys, allowing the vehicle to start after a simple key cycling procedure. No locksmith or additional programming is required upon installation.

Show original supplier description

The Flagship One 16198445 is an engine computer, also referred to as an ECM, ECU, or PCM. This guaranteed replacement is specifically designed for all 1987 GMC S15 PCM models equipped with a 2.5L engine and bearing the part number 16198445. It corresponds to hardware code 1227165. Each unit is meticulously programmed to your vehicle's specific VIN, ensuring seamless communication between all internal modules. Furthermore, it is flashed with the latest software updates, aiming to improve fuel economy and optimize overall vehicle performance. Extensive off-board testing by experienced, in-house mechanics guarantees that each ECM meets stringent quality control standards and operates at peak performance. The ECM is programmed to recognize your original keys, allowing for immediate startup after a simple key cycling procedure. This plug-and-play design allows for replacement in your own driveway, saving on dealership costs and towing inconveniences. Flagship One ensures that all units are individually inspected, fully refurbished, and quality control tested by certified in-house technicians. This in-house process guarantees superior quality and addresses common issues such as electrical problems, failure to start, fault codes, intermittent issues, loss of power, and poor fuel economy.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

Brand	Flagship One
Part Number	16198445
Category	Ignitions and Electrical

Videos

Dodge PCM use Flagship One NOT car computer exchange for your electronics

Flagship One Buyer Beware

Welcome to Flagship One, Inc. OEM Engine Computer (PCM/ECM/ECU Modules) Supplier

Flagship One Plug & Play ECM install in a 1997 GMC Savana 2500 4.3 Vortec Engine

Episode 446 - The truth about Flagship One | ECM Failure Part 2

4 Easy Steps for PCM ECM ECU Key Cycling Installation

2013 Durango PCM UNBOXING FlagShip1 FS1inc Computer

Episode 308 - The new Jeep TJ ECU/ECM/PCM by Flagship One.

How to install an ECU on a Saturn L-Series and perform a GM Passkey 3 Relearn

Episode 444 - The truth about Flagship One | ECM Failure Part 1

5,000+ Trusted brands

1M+ Enthusiasts

5M+ Parts sold

(760) 282-4645 hello@motormia.co

Buy with Confidence

Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

View Full Return Policy

Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

View Full Shipping Policy