Restore Peak Performance to Your GM Truck or SUV
Is your Cadillac Escalade, Chevy Silverado, or GMC Sierra suffering from perplexing issues like a persistent check engine light, rough idling, stalling, or a complete no-start condition? These are classic signs of a failing Powertrain Control Module (PCM), the central computer that manages your vehicle’s engine and transmission. A faulty PCM can cripple your vehicle’s performance, fuel economy, and reliability. This replacement Powertrain Control Module, service number 89017750, is the definitive solution to get your truck back on the road and running like new.
Expert Pro Tip
Expert Pro Tip
Before replacing your PCM, always perform a thorough check of your vehicle’s battery, terminals, and primary ground wires. A weak battery or poor ground connection can cause erratic voltage, mimicking the symptoms of a failed PCM. Ensuring the electrical system is solid can save you from a misdiagnosis.
The Plug-and-Play Advantage: VIN-Programmed for Your Vehicle
Don’t waste time and money on a trip to the dealership for expensive programming. We take the hassle out of the replacement process. When you purchase this module, we will flash it with the latest official GM software updates specifically for your vehicle. All we need is your 17-digit Vehicle Identification Number (VIN) during checkout. This ensures that the module arrives at your door ready for installation, communicating perfectly with all the other systems in your vehicle. It’s a direct-fit replacement, designed to restore the original factory function and efficiency.
Symptoms of a Failing Powertrain Control Module
- ✔ Persistent Check Engine Light (CEL) with various trouble codes
- ✔ Engine stalling or shutting off while driving
- ✔ Rough or erratic idling
- ✔ Difficulty starting the engine or a no-start condition
- ✔ Noticeable decrease in fuel economy
- ✔ Poor acceleration and overall engine performance
- ✔ Automatic transmission shifting issues
- ✔ Communication errors with diagnostic scan tools
Why Choose Our 2003-2006 Escalade ESV PCM?
This isn’t just a replacement part; it’s a comprehensive solution. By providing a module that is pre-programmed to your specific vehicle, we eliminate the most complex step of the repair. This unit is a direct replacement for multiple service numbers, including 89017750, 12582605, 12589463, 12602802, 89017734, and 28042802, ensuring broad compatibility across a wide range of GM trucks and SUVs from 2003 to 2007. Whether you’re driving a Hummer H2, a Silverado 2500, or a Yukon XL, this module is engineered to restore the precise engine management your vehicle requires. After installation, some vehicles may require a simple security relearn procedure or a CASE (Crankshaft Angle Sensor Error) relearn, which can often be performed without specialized tools.
Frequently Asked Questions
Expert Pro Tip
Before replacing your PCM, always perform a thorough check of your vehicle’s battery, terminals, and primary ground wires. A weak battery or poor ground connection can cause erratic voltage, mimicking the symptoms of a failed PCM. Ensuring the electrical system is solid can save you from a misdiagnosis.