VATS Delete VORTEC Black Box 1998+ Vortec L29 L31 L35 4.3 5.7 7.4

GM VATS Delete & ECM/PCM Tuning Service

Mail-In Service for LS Swaps, Engine Modifications, and Performance Tuning

Remove the hassle of vehicle anti theft system (VATS) security issues and unlock more power from your GM engine. Send us your ECM/PCM for fast, reliable modifications.

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What Is This Service?

 You remove the ECM/PCM from your vehicle and ship it to us. We handle the modifications and ship it back quickly.

This service will delete/disable the Vehicle Anti-Theft System (VATS) software in your GM vehicle’s ECM or PCM, specifically for the 1998 – 2001  GM Chevy or GMC Vortec powered vehicle with the “Black Box” ECM or PCM. Most of these vehicles have a 4.3, 5.7, or 7.4 engine. We can do VATS delete on any black box Vortec, however the most common service numbers for these computers are 16250279, 16263494, 16208546, 16229684, and 9355699.

 

How-to Instructions (Send Your ECM/PCM to Us)

1. Purchase the service
2. Remove your ECM/PCM from the vehicle
3. Package securely
4. Fill out the service form (place the order first, you need your order # to complete the form). There is also link to this form in the main menu of the website.
5. USPS recommend for delivery to our secure locked mailbox at the shop, UPS & FedEx are ok too, but sometimes they don’t leave the package and this causes a delay.
6. Ship to:
   PCM Tuners
   [Your Order Number]
   367 N Clarendon Ave, Unit 7
   Scottdale, GA 30079

Turnaround Time

• VATS only is 1-3 business days (typical) after receipt
• VATS + Settings Adjust/Tune is 3-5 business days
• Return shipping via tracked carrier (we cover cost)
• Expedited/rush service available – options at checkout

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Choose Your Service Option

Option	Includes	Best For
1) VATS Only	VATS (vehicle anti theft system) removal	LS swaps, crank no start in factory vehicle
2) Basic Service	BASIC Service – DTC Delete/Engine Swap Setup VATS removal Engine swap diagnostics cleanup (unused sensors disabled) Basic settings edits (speed governor removal, etc.)	Modified setups needing clean operation
3) More Power!	MORE POWER! – PREMIUM Vortec 5.7, 7.4, L31, L29, TUNE Includes everything in the Basic Service plus: Stage 1/ Stage 2 Cam Tune (as needed) We modify ignition timing, air fuel ratios, torque management, power enrichment, and many more settings to get the most potential out of your setup. The result is more power, torque, MUCH better throttle response, and even a few MPG (if you can keep your foot out of it). Power gains are with stock parts (manifolds, cats, etc). They are estimated/typical and require premium 91/93 octane fuel. Final results depend on your specific setup, but  these numbers are based on our real world experience. 5.7L – 23HP / 20 ft/lb TQ 7.4L – 25HP / 26 ft/lb TQ	Daily drivers, LS swaps, max performance

Why Delete VATS?

• Engine swaps or PCM replacement
• Avoid expensive dealer programming
• Fix faulty VATS preventing startup
• Lost/damaged keys or remote start compatibility

Supported Applications

• Vortec, LS, and LT engines (4.3, 4.8, 5.3, 5.7, 6.0, 6.2, 6.6, 7.0, 8.1L)
• RPO codes: LM7, LR4, LS6, L59, L33, LQ4, LQ9, L76, LY6, L96, LY2,
  LH6, LY5, LS7, L92, LS3, L99, etc.
• 98-01 OBD2 Vortec, P01 (0411), P59, E40, P12, E38, E67, E78, E92

Note: Some newer ECMs (E41 L5P, E90, E46, E93, E99, etc.) require additional unlock services. We’ll advise after purchase and refund if you decline.

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