Description
GM LT1 / L99 OBD1 ECM/PCM VATS Delete & Tuning Service
PCM Mail-In Service for 1994-1995 Corvette, Camaro, Firebird, Trans Am, Caprice, Impala SS, Roadmaster, Fleetwood
Eliminate VATS anti-theft problems and unlock more power from your LT1 or L99 engine. Send us your ECM/PCM for fast, reliable modifications – ideal for engine swaps, no-start fixes, performance upgrades, or modern remote start installs.
Contact Us
If you have any questions please contact us before ordering.
What Is This Service?
You remove the ECM/PCM from your vehicle and ship it to us. We pay return shipping, you pay for the shipping to us (details below). We handle the VATS delete and any requested tuning, then ship it back quickly.
This service disables the Vehicle Anti-Theft System (VATS) in your OBD1 ECM/PCM for 1994-1996 GM vehicles with LT1 (5.7L) or L99 (4.3L) engines. We can perform VATS delete on all compatible LT1/L99 computers.
💲 Choose Your Service Option
| Option | Includes | Best For |
|---|---|---|
| VATS Only |
|
Engine swaps, crank no-start fixes, remote start installs, donor ECM use |
| More Power! |
|
Daily drivers, performance upgrades, max potential |
Why Delete VATS?
- Engine swaps or ECM/PCM replacement
- Avoid expensive dealer programming or key relearns
- Fix faulty VATS causing no-start issues
- Enable remote start or aftermarket security
Supported Applications
- 1994-1996 Chevrolet Corvette (C4)
- 1994-1997 Chevrolet Camaro (base, Z28, etc.)
- 1994-1997 Pontiac Firebird / Trans Am
- 1994-1996 Chevrolet Caprice (including Impala SS & 9C1 police package)
- 1994-1996 Chevrolet Impala SS
- 1994-1996 Buick Roadmaster (sedan & Estate Wagon)
- 1994-1996 Cadillac Fleetwood
- Engines: LT1 5.7L V8 (RPO LT1, VIN P) & L99 4.3L V8 (RPO L99, VIN W – primarily in base Camaro/Firebird & Caprice)
- OBD1 ECM/PCM (common service #’s: 16188051, 16181333, 16209695, 16263494, etc.)
Note: This is for 1994-1995 OBD1 flash-based units.
📦 Shipping Instructions (To Send Your ECM/PCM to Us)
- Remove your ECM/PCM from the vehicle
- Package securely with padding.
- Need a box? The 9″ x 3″ x 12″ Pen+Gear box from Walmart is perfect. They’re about $1, easy to find locally, strong, durable, made in the USA, and a great fit for shipping ECUs/PCMs. Add packing at both ends so the computer cannot slide around.
- Note – USPS recommended for delivery to our secure locked mailbox; UPS/FedEx ok but may delay delivery
- Ship to:
PCM Tuners
367 N Clarendon Ave, Unit 7
Scottdale, GA 30079
⏱️ Turnaround Time
- VATS only is 1 business day (typical) after receipt
- VATS + Performance Tune is 1–3 business days
- Return shipping via tracked carrier (we cover cost)
- Expedited/rush service available – options at checkout
| 🔑 Primary Keywords | |
|---|---|
| LT1 VATS delete | C4 Corvette VATS delete |
| Camaro LT1 tuning | Firebird LT1 PCM service |
| Impala SS VATS delete | Trans Am LT1 tuning |
| OBD1 LT1 tuning service | L99 VATS disable |
| Caprice LT1 ECM tune | Roadmaster VATS delete |
Fast • Reliable • Experienced with Thousands of Successful Jobs
