Is Your Truck Running Rough? Get Back on the Road with Confidence.
If you’re dealing with frustrating and unpredictable engine problems in your GM truck or van, a failing Powertrain Control Module (PCM) is often the culprit. Symptoms like a persistent check engine light, stalling, rough idling, or erratic transmission shifting can make your reliable vehicle feel like a liability. This isn’t just an inconvenience; it’s a problem that affects your work, your safety, and your peace of mind. You need a solution that’s not only correct but also straightforward to install. This is the definitive fix to get your truck running like it should.
Common Symptoms & Your Direct-Fit Solution
A faulty PCM can cause a wide range of issues that are often misdiagnosed, leading to wasted time and money on unnecessary parts. If you’re experiencing any of the following, this module is your solution:
- Check Engine Light with PCM-related codes (e.g., P0601, P0605, P0606)
- Engine Stalling or Cutting Out Randomly
- Poor Fuel Economy
- Harsh or Incorrect Transmission Shifting
- No-Start Condition with Power to All Other Systems
- Communication Errors with Scan Tools
This module is the central brain of your vehicle’s powertrain. By replacing your faulty unit with this professionally programmed 1999 Chevrolet 1500 PCM, you are directly addressing the root cause of these problems and restoring the precise engine and transmission management your vehicle needs to operate efficiently and reliably.
Features & Benefits
- โ Plug & Play Installation: We program the module to your vehicle’s specific VIN number before shipping. This eliminates the need for an expensive trip to the dealership for programming.
- โ Updated GM Software: Your PCM arrives flashed with the latest stable software updates from GM, ensuring optimal performance and efficiency.
- โ Guaranteed Compatibility: This unit is a direct replacement for part numbers 09355699, 16250279, and 09366810, ensuring a perfect fit and function for the extensive list of compatible vehicles.
- โ Cost-Effective Solution: Avoid the high costs and complexities of dealership repairs. This is a practical, reliable fix that gets you back on the road without breaking the bank.
- โ One-Year Replacement Warranty: This unit is backed by our one-year replacement warranty, giving you confidence in your purchase.
Expert Insight: The Critical Role of VIN Programming
As a technician, I’ve seen countless vehicle owners try to save a few dollars by installing a used computer from a salvage yard. More often than not, it creates more problems than it solves. Anti-theft systems engage, transmissions won’t shift correctly, and the engine runs poorly because the module is programmed for a different vehicle’s options and gear ratios. Our VIN programming service isn’t just a convenience; it’s the most critical step in ensuring your new 1999 Chevrolet 1500 PCM works seamlessly with your truck’s specific systems right out of the box. We handle this complex step for you, so your installation is as simple as possible.
Frequently Asked Questions
How do I provide you with my VIN?
After you complete your purchase, you will need to send us your 17-digit Vehicle Identification Number (VIN). We will provide clear instructions on how to do this. We cannot ship your part until we receive your VIN, as the programming is essential.
Do I need to do anything after installing the PCM?
In many cases, the module is ready to go. However, some GM vehicles of this era may require a simple, key-on/key-off security relearn procedure that you can do yourself in about 10-15 minutes. We can provide instructions for this common procedure if needed.
Will this fix my transmission shifting problems?
If the erratic shifting is caused by faulty signals from the PCM, then yes, this part is very likely to solve the issue. The PCM controls shift points and line pressure based on data from various sensors. A new, properly functioning 1999 Chevrolet 1500 PCM restores this critical communication.
What if my original part number isn’t listed?
Please check the fitment list carefully. This module is compatible with several part numbers, including 16250279 and 09366810. If your part number or vehicle is not on the list, please contact us before ordering to ensure you get the correct component.
Is this a brand new part from the dealer?
This is a quality, tested component that has been verified to meet or exceed original specifications. It is professionally programmed and prepared to provide a long service life for your vehicle.