2018 Chevrolet Sierra 1500 Pickup ECM – VIN-Programmed for Optimal Performance
Are you tired of dealing with common issues in your 2018 Chevrolet Sierra 1500 Pickup’s engine? Do you want to ensure that your vehicle runs smoothly and efficiently? Look no further! This listing is for part number 12704475 ECM, which is programmed/flashed with the newest updates from GM using your VIN to match your vehicle. After you purchase the ECM, you will need to provide us with your VIN so we can program the ECM before shipping it to you.
This computer will fit these part numbers 12704475 12692069 12680656 12686383 12688528. Upon installation, if the vehicle does not start, a theft relearn will need to be done using the GM programming system Tis2web/Techline Connect.
NOTICE: This is the responsibility of the end user. We sell engine computers programmed to your vehicles vin and the correct calibrations, it is the buyers responsibility to do the vehicle theft deterrent relearn, as well as any other relearns or setup procedures for example injector setup, crankshaft variation relearn etc.
This part will fit these makes and models with these options
CORVETTE 18 Electronic Control Module; (RH cowl under dash)
SILVERADO 1500 PICKUP 18 Electronic Control Module; (LH front engine compartment), ID 12680656
SIERRA 1500 PICKUP 18 Electronic Control Module; (LH front engine compartment), ID 12680656
CORVETTE 19 Electronic Control Module; (RH cowl under dash), VIN 6 ( 8th digit, opt LT4 )
ESCALADE ESV 18 Electronic Control Module; (engine compartment)
EXPRESS 2500 VAN 18 Electronic Control Module; (LH rear engine compartment), 4.3L
SAVANA 3500 VAN 18 Electronic Control Module; (LH rear engine compartment), 4.3L
EXPRESS 3500 VAN 18 Electronic Control Module; (LH rear engine compartment), 4.3L
SUBURBAN 1500 18 Electronic Control Module; (LH front engine compartment)
SAVANA 2500 VAN 18 Electronic Control Module; (LH rear engine compartment), 4.3L
CORVETTE 19 Electronic Control Module; (RH cowl under dash), VIN 7 ( 8th digit, opt LT1 )
ESCALADE 18 Electronic Control Module; (engine compartment)
Tahoe 18 Electronic Control Module; (LH front engine compartment)
SIERRA DENALI 1500 18 Electronic Control Module; (LH front engine compartment), ID 12686383
YUKON XL 1500 18 Electronic Control Module; (LH front engine compartment)
YUKON 18 Electronic Control Module; (LH front engine compartment)
XTS 18 Electronic Control Module; (3.6L), VIN 8 ( 8th digit, opt LF3 )
Key Features & Benefits:
- Programmed with the newest updates from GM for optimal performance
- VIN-programmed to match your vehicle’s specifications
- Ensures smooth and efficient engine operation
- Reduces risk of common issues such as power loss and diagnostic errors
- Easy installation process with provided VIN programming instructions
Common Issues Solved:
The ECM is designed to solve common issues in the 2018 Chevrolet Sierra 1500 Pickup’s engine, including:
- Power loss due to faulty or outdated software
- Diagnostic errors caused by incorrect calibrations
- Throttle body and fuel injector issues
- Crankshaft variation problems
Expert Tips: Regularly updating your ECM with the latest software can prevent these issues from occurring. Additionally, proper installation and programming are crucial for optimal performance.
Simple VIN Programming & Installation Tips:
To ensure a hassle-free installation process, follow these steps:
- Submit your VIN after purchase for custom setup
- Install the ECM in the recommended location (RH cowl under dash)
- Program the ECM using the GM programming system Tis2web/Techline Connect
- Perform a thorough diagnostic test to ensure optimal performance
- Consult your owner’s manual for specific installation instructions and troubleshooting guides
This part will fit these makes and models with these options:
CORVETTE 18 Electronic Control Module; (RH cowl under dash)
SILVERADO 1500 PICKUP 18 Electronic Control Module; (LH front engine compartment), ID 12680656
SIERRA 1500 PICKUP 18 Electronic Control Module; (LH front engine compartment), ID 12680656
CORVETTE 19 Electronic Control Module; (RH cowl under dash), VIN 6 ( 8th digit, opt LT4 )
ESCALADE ESV 18 Electronic Control Module; (engine compartment)
EXPRESS 2500 VAN 18 Electronic Control Module; (LH rear engine compartment), 4.3L
SAVANA 3500 VAN 18 Electronic Control Module; (LH rear engine compartment), 4.3L
EXPRESS 3500 VAN 18 Electronic Control Module; (LH rear engine compartment), 4.3L
SUBURBAN 1500 18 Electronic Control Module; (LH front engine compartment)
SAVANA 2500 VAN 18 Electronic Control Module; (LH rear engine compartment), 4.3L
CORVETTE 19 Electronic Control Module; (RH cowl under dash), VIN 7 ( 8th digit, opt LT1 )
ESCALADE 18 Electronic Control Module; (engine compartment)
Tahoe 18 Electronic Control Module; (LH front engine compartment)
SIERRA DENALI 1500 18 Electronic Control Module; (LH front engine compartment), ID 12686383
YUKON XL 1500 18 Electronic Control Module; (LH front engine compartment)
YUKON 18 Electronic Control Module; (LH front engine compartment)
XTS 18 Electronic Control Module; (3.6L), VIN 8 ( 8th digit, opt LF3 )