Is your truck or van running rough, shifting erratically, or refusing to start? A failing Powertrain Control Module (PCM) is often the culprit, leaving you stranded and frustrated. Stop guessing and replace the brain of your vehicle with this direct-fit, professionally programmed 16263494 powertrain control module. We take the complexity out of the repair by flashing the unit with the latest official GM software updates, specifically matched to your vehicle’s VIN. This isn’t just a replacement part; it’s a restoration of your vehicle’s reliability and performance, designed to get you back on the road with confidence.
Common Symptoms of a Failing PCM & Your Solution
If you’re experiencing any of the following, a faulty PCM is the likely cause. This module is the definitive solution for:
- Harsh or unpredictable transmission shifting
- Poor fuel economy and engine performance
- Intermittent stalling or no-start conditions
- A persistent Check Engine Light (CEL)
- Diagnostic trouble codes (DTCs) such as P0601, P0604, or P0605
- No communication with your OBD2 scan tool
Installing our programmed 16263494 powertrain control module resolves these issues by restoring the critical link between your engine, transmission, and sensors, ensuring everything operates exactly as the factory intended.
Features & Tangible Benefits
- ✔ VIN-Specific Programming: We flash the module with your vehicle’s exact VIN, ensuring perfect compatibility and function right out of the box.
- ✔ Latest GM Software Updates: Your module arrives with the newest calibrations from General Motors, which can improve shifting, fuel efficiency, and overall drivability over the original software.
- ✔ No Dealership Visit Required: Skip the expensive trip to the dealer for programming. This module is prepared for installation upon arrival, saving you time and money.
- ✔ Plug & Play Design: After a straightforward security relearn procedure (see FAQs), you simply install the module and turn the key. It’s designed for the confident DIYer or professional mechanic.
- ✔ Restored Reliability: Gain peace of mind knowing the core of your vehicle’s electronics is fresh and functioning correctly, ready for many more miles of dependable service.
Expert Insight: The Critical Role of VIN Programming
As a technician, I’ve seen countless issues arise from using generic, non-programmed modules. A common problem on these GM platforms is the transmission not shifting out of 2nd gear or having harsh, delayed shifts. This is almost always because the module doesn’t have the correct software for that specific vehicle’s configuration (engine, transmission, axle ratio). By programming this programmed 16263494 powertrain control module to your specific VIN, we ensure the transmission shift points, fuel tables, and sensor parameters are a perfect match, preventing these frustrating and potentially damaging problems from the start.
Frequently Asked Questions
Do I need to do any programming myself?
No. We handle all the programming before shipment. The module arrives flashed with the latest GM software and coded to the VIN you provide. The only thing you may need to perform is a simple security relearn procedure, which can be done without any special tools.
How do I provide my VIN?
After you complete your purchase, simply send us a message with your 17-digit Vehicle Identification Number (VIN). We cannot ship your part until we receive this information.
Is a security relearn required after installation?
Yes, on virtually all of these GM vehicles, a security relearn (also known as a Passlock or VATS relearn) is necessary to allow the vehicle to start. This procedure takes about 30 minutes and involves a series of key cycles. Instructions are widely available online and are easy to follow.
What about the CASE (Crankshaft Angle Sensor Error) relearn?
For optimal performance and to prevent a P1336 trouble code, a CASE relearn is recommended. Unlike the security relearn, this procedure requires a bi-directional scan tool. Most professional repair shops can perform this for you quickly.
What happens if I don’t do the CASE relearn?
The vehicle will still run and drive, but it may have a check engine light on for code P1336 and may not have optimal ignition timing, which could slightly affect performance and fuel economy. It will not prevent the vehicle from operating.
How can I be sure this fits my vehicle?
Please check the extensive fitment list on this page. The most important step is to match your original module’s part number to one of the compatible numbers listed (16263494, 16265035, etc.). Providing us with your VIN ensures we program it correctly for your specific make and model.