Restore Your C5’s Legendary Performance
The heart of your Corvette’s performance isn’t just its LS1 engine; it’s the sophisticated computer that commands it. When the Powertrain Control Module (PCM) begins to fail, that exhilarating driving experience can quickly turn into a source of frustration, marked by unpredictable behavior and a persistent check engine light. This isn’t just an inconvenience—it’s a barrier to the confident, powerful drive you expect from a Corvette. We offer a direct, reliable solution: a Powertrain Control Module, part number 12200411, professionally programmed to your vehicle’s specific VIN. This isn’t just a replacement part; it’s the key to restoring your car’s factory-spec precision and your peace of mind on the open road.
Warning Signs and How to Overcome Them
A failing PCM can manifest in confusing ways. If you’re experiencing any of the following, it’s a strong indicator that your vehicle’s brain needs attention:
- ✔ Unexplained stalling or a car that refuses to start.
- ✔ A constant Check Engine Light with Diagnostic Trouble Codes (DTCs) like P0601 (Internal Control Module Memory Check Sum Error) or P0606 (PCM Processor Fault).
- ✔ Noticeable drops in fuel economy and a rough, inconsistent idle.
- ✔ Harsh or erratic automatic transmission shifting.
- ✔ Intermittent loss of communication with diagnostic scan tools.
- ✔ Failure of individual circuits, such as fuel injectors or ignition coils, without a clear mechanical cause.
Guided Installation for a Confident Fix
Replacing your 2001-2003 Corvette PCM is a manageable job for a DIY enthusiast. Follow these steps to get back on the road quickly and confidently.
- Safety First: Always begin by disconnecting the negative terminal on your vehicle’s battery to prevent any electrical mishaps.
- Locate the Module: On your C5 Corvette, the PCM is located in the engine compartment on the right-hand (passenger) side, near the firewall.
- Disconnect and Remove: Carefully unplug the electrical connectors. They have locking tabs that need to be released. Once disconnected, unbolt the module from its mounting bracket.
- Install the New PCM: Mount your new, pre-programmed PCM securely onto the bracket. Reconnect the wiring harnesses, ensuring they click firmly into place.
- Reconnect Power: Reattach the negative battery terminal and tighten it securely.
- Perform the Security Relearn: Follow the included instructions for the VATS key relearn procedure. This is a critical final step to ensure your car recognizes the new module and will start.
Tailored Fit for Your GM Vehicle
While this is a cornerstone part for the C5, this versatile 2001-2003 Corvette PCM is also the correct computer for a wide range of other GM cars and trucks. Please verify your part number and vehicle in the list below to ensure a perfect match.
- Chevrolet: Silverado 1500/2500/3500 (01-02), Tahoe (01-02), Suburban 1500/2500 (01-02), Avalanche 1500/2500 (02), Express 1500/2500/3500 Van (01-02), S10 (01-02), Blazer (01-02), Camaro (01-02), Astro (00-02), Corvette (01-03)
- GMC: Sierra 1500/2500/3500 (01-02), Yukon / Yukon XL 1500/2500 (01-02), Sierra Denali (02), Savana 1500/2500/3500 Van (01-02), Sonoma (01-02), Jimmy (01-02), Safari (00-02)
- Cadillac: Escalade / Escalade EXT (02)
- Pontiac: Firebird (01-02)
- Oldsmobile: Bravada (01)
This module is a direct replacement for part numbers: 12200411, 12201281, 12576160, and 52369718.
Frequently Asked Questions
Do I need to do any programming myself?
No. We handle all the programming before shipment. Simply provide us with your vehicle’s VIN during checkout, and the module will arrive with the latest GM software updates, ready for installation and the security relearn procedure.
What is the VATS relearn and is it difficult?
The VATS (Vehicle Anti-Theft System) relearn is a simple, 30-minute process that synchronizes the new PCM to your car’s security system. It doesn’t require any special tools, just your ignition key. We provide easy-to-follow instructions with your order to make it a hassle-free final step.
Will this fix my specific problem?
This PCM resolves issues directly caused by a faulty module, including common fault codes like P0601, no-start conditions, and erratic engine behavior. While it’s a common failure point, we always recommend a proper diagnosis by a qualified technician to confirm the PCM is the root cause of your vehicle’s issues.
Is this a used part?
This is a professionally inspected and verified OEM component that has been tested to meet or exceed original factory standards. It is programmed with fresh, vehicle-specific software to ensure optimal performance and reliability.
What if I order the wrong part?
We strongly encourage you to match your original part number and check our compatibility list. Providing your VIN during checkout allows us to double-check the fitment for you, preventing errors and ensuring you get the correct component the first time.