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 VATS security issues and unlock more power from your GM engine. Send us your ECM/PCM for fast, reliable modifications.

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Contact Us

Feel free to contact us by text, email, or WhatsApp for questions or to confirm compatibility.

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.

 

📦 Shipping Instructions (To Send Your ECM/PCM to Us)

1. Remove your ECM/PCM from the vehicle (Try “YouTube University” for how to remove the ECM/PCM for your specific model if needed)
2. Package securely
3. Fill out the Tune Request menu above (place the order first, you need your order # to complete the form) or include a note inside the box with:
   • Answers to the form
   • Phone number and email
   • Order number
   • Any custom requests (eFans enable, speed governor off, DTC off, etc.)
4. 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.
5. 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 + Settings Adjust/Tune is 1-3 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 – Swaps, Cams, & Base Startup Tune VATS removal Cam upgrades (if applicable). This is NOT a finished performance tune, but MUCH better than stock and ideal for initial startup and break-in. Our cam swap tune will get you up and running but to be clear, you still need to order custom tuning from us (or someone). Engine swap diagnostics cleanup (unused sensors disabled) Basic settings edits (eFans, speed limiter removal, etc.) Order and pay first, then complete the VATS Delete Custom Tune Order Form	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: 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
• LB7/LLY Duramax

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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🔑 Primary Keywords
VATS delete	GM VATS delete service
LS swap VATS delete	ECM VATS disable
PCM tuning service	0411 PCM VATS delete
E38 E67 VATS delete	DOD delete tuning
AFM disable service	LS performance tune

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