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COLORADO · MAIL-IN SERVICE

GM ECU IMMO-Off (E98 / E80 / E82 / E84) in Colorado

Ship your module from Denver or anywhere in Colorado — we complete the work in 24 hours and ship it back at the return speed you choose at checkout — standard to overnight.

$250 flat 24-Hour Bench Turnaround ~2 day USPS from CO
Text Before You Buy

Why Colorado customers mail in gm ecu immo-off (e98 / e80 / e82 / e84)

Colorado has roughly 5.3 million registered vehicles, and trucks & 4x4 SUVs make up much of what Denver-area shops and owners mail us. Domestic work like gm ecu immo-off (e98 / e80 / e82 / e84) runs high-volume across Colorado — we see a steady stream out of Denver, Colorado Springs, Aurora. Regional west — about 2 days each way.

Metros we serve in Colorado

DenverColorado SpringsAuroraFort Collins

Colorado at a glance

  • ~5.3M registered vehicles statewide
  • Most common: trucks & 4x4 SUVs
  • Colorado requires emissions testing in the Denver-Boulder Front Range metro region; rural counties are exempt.

What you get

  • Immobilizer requirement removed from your GM ECU
  • Checksum-corrected so the ECU runs clean
  • ECU that runs outside its original donor vehicle
  • Bench-verified before it ships back
  • Guidance on what your swap harness still needs
  • 24-hour bench turnaround after the module arrives

Shipping timeline — Colorado ↔ Arlington TX

USPS Priority runs northwest from the North Texas network; roughly 2 days. Typical round-trip from Denver or anywhere in Colorado:

  1. Day 0

    You ship

    USPS Priority from CO, ~$11

  2. Day 2

    We receive

    Workshop opens + inspects

  3. Day 3

    Work done

    24-hour bench turnaround

  4. ~Day 5

    Back to you

    Return speed you chose at checkout

Colorado FAQ

Common questions from customers shipping from Colorado.

How long does shipping take from Colorado to your Arlington TX workshop?
USPS Priority Mail from Denver, CO reaches our Arlington workshop in about 2 business days. USPS Priority runs northwest from the North Texas network; roughly 2 days. We start work the same day your module arrives and ship back next business day at the return speed you chose at checkout.
How much does it cost to ship a module from Colorado?
USPS Priority flat-rate from Colorado to Arlington TX runs about $11. The customer pays shipping to us; return shipping back to Colorado is selected at checkout — $24.95 standard (3-5 business days), $54.95 UPS 2-Day, or $94.95 UPS Next Day Air, flat nationwide. Regional west — about 2 days each way.
Do you accept gm ecu immo-off (e98 / e80 / e82 / e84) modules from Colorado?
Yes — we receive modules from Denver, Colorado Springs, Aurora, Fort Collins and the rest of Colorado regularly. With about 5.3 million registered vehicles statewide, trucks & 4x4 SUVs are the bulk of what we see from Colorado.
Is there a gm ecu immo-off (e98 / e80 / e82 / e84) shop in Denver I should use instead?
Most Denver shops don't keep the bench equipment for gm ecu immo-off (e98 / e80 / e82 / e84) — they'd forward the module to a specialist anyway, which adds a markup and a middleman. Going direct to us is usually faster and cheaper. Regional west — about 2 days each way.
Does Colorado vehicle inspection or emissions testing affect this service?
Colorado requires emissions testing in the Denver-Boulder Front Range metro region; rural counties are exempt. Our service is bench module programming only — you remain responsible for your vehicle's compliance with all Colorado and federal requirements.
Do you touch the emissions systems?
No. We do not delete or disable the catalyst, EVAP, EGR, or DPF. This is strictly an anti-theft/immobilizer operation.
Which GM ECUs are covered?
The E98 (MPC5674) and E80/E82/E84 (MPC5676) families, plus related units — send your ECU part number and we confirm before you ship.

Full details

See the complete GM ECU IMMO-Off (E98 / E80 / E82 / E84) service page

Compatibility list, what it fixes / doesn't fix, shipping instructions, warranty.

Full Service Page

Same service from other states:

AlabamaAlaskaArizonaArkansasCaliforniaConnecticutDelawareFloridaGeorgiaHawaiiIdahoIllinoisIndianaIowaKansasKentuckyLouisianaMaineMarylandMassachusetts

Ship from Colorado today

Pay now, get the Arlington TX shipping address by email, drop it in the mail. Full round-trip from Denver: about a week.

(817) 678-3252