Programmed 1998-2000 Bravada PCM Powertrain Control Module 218-11787

Restore Peak Performance to Your Oldsmobile Bravada

Is your 1998-2000 Oldsmobile Bravada suffering from frustrating issues like stalling, rough idling, a persistent check engine light, or poor fuel mileage? These are classic signs of a failing Powertrain Control Module (PCM), the electronic brain of your vehicle. Over time, heat, vibration, and age can cause internal components in the original PCM to fail, leading to a host of performance problems that can be difficult to diagnose. Don’t let a faulty computer keep your reliable SUV off the road. This replacement PCM is the definitive solution to restore your vehicle’s engine management and transmission control to factory specifications.

As a technician with over two decades of experience, I’ve seen countless vehicles with mysterious electronic gremlins that all pointed back to the PCM. A failing module can cause intermittent problems that are a nightmare to track down. This unit solves that by providing a stable, reliable core for your engine’s operations. We make the process simple: this module arrives at your door pre-programmed with the latest official GM software updates, specifically matched to your vehicle using your VIN. This eliminates the need for an expensive trip to the dealership for programming, saving you time and hundreds of dollars in labor costs.

Is Your Bravada’s Brain Failing? Common Symptoms

If you’re experiencing any of the following issues, a failing PCM is a very likely culprit. Replacing it can be the most direct path to a lasting fix.

• ✔ Check Engine Light is on with codes related to internal module failure (like P0601, P0605) or sensor circuits.
• ✔ The engine cranks but refuses to start.
• ✔ Unexplained stalling or rough, erratic idling.
• ✔ Noticeable decrease in fuel economy.
• ✔ Harsh or delayed automatic transmission shifting.
• ✔ Failure to pass state emissions testing.
• ✔ Communication errors with diagnostic scan tools.

A Straightforward Guide to PCM Installation

This is a job most DIY enthusiasts can handle with basic tools. The key is taking your time and following the proper procedure. For the 1998-2000 Bravada, the PCM is typically located in the engine bay on the passenger side (RH side).

1. Safety First: Always disconnect the negative terminal from your vehicle’s battery and wait at least 15 minutes for any residual power to dissipate.
2. Locate the PCM: On your Bravada, find the module, usually on the RH front of the engine compartment. It will have several large wiring harness connectors.
3. Disconnect the Harnesses: Carefully release the locking tabs on each electrical connector and gently pull them straight out from the module. Never force them. Inspect the pins for any corrosion or damage.
4. Remove the Old Module: Unbolt the mounting hardware that secures the old PCM to its bracket or the vehicle body. Remove the old module.
5. Install the New Module: Seat your new, pre-programmed PCM into the mounting bracket and secure it with the original hardware.
6. Reconnect Everything: Firmly plug the wiring harnesses back into the new module until they click into place. Reconnect the negative battery terminal.
7. Perform Security Relearn: You will need to perform a security relearn procedure (often called a CASE relearn or Passlock relearn) to sync the new PCM with your vehicle’s anti-theft system. This procedure can typically be done without special tools and instructions are widely available online or in service manuals.

Verified Vehicle Compatibility

This module is a direct replacement for part numbers 16263494, 16265035, 8162634940, and 218-11787. It is guaranteed to fit the following vehicles, but please ensure your specific model and options match. Providing your VIN is essential for correct programming.