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WYOMING · MAIL-IN SERVICE

Mercedes W164/X164/W251 EIS Repair in Wyoming

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

$399 flat 24-Hour Turnaround ~2-3 day USPS from WY
Text Before You Buy

Why Wyoming customers mail in mercedes w164/x164/w251 eis repair

Wyoming has roughly 0.9 million registered vehicles, and full-size pickups & 4x4 SUVs make up much of what Cheyenne-area shops and owners mail us. European platforms cluster in Cheyenne, Casper, Laramie, and most local Cheyenne shops sub bench jobs like mercedes w164/x164/w251 eis repair to a specialist instead of tooling up for one car. Cross-region northwest — about 2-3 days each way.

Metros we serve in Wyoming

CheyenneCasperLaramieGillette

Wyoming at a glance

  • ~0.9M registered vehicles statewide
  • Most common: full-size pickups & 4x4 SUVs
  • Wyoming has no statewide periodic vehicle safety or emissions inspection program.

What you get

  • Component-level repair of the failed EIS (no donor required)
  • Original VIN binding + key pairing preserved
  • Full bench-test with your supplied working key
  • No additional ECU or ESL re-programming needed after install
  • 24-hour bench turnaround
  • Return shipping your choice at checkout — standard, 2-day, or overnight
  • Photo of completed bench-test before shipping back

Shipping timeline — Wyoming ↔ Arlington TX

USPS Priority routes northwest through the Mountain network; usually 2-3 days given the distance. Typical round-trip from Cheyenne or anywhere in Wyoming:

  1. Day 0

    You ship

    USPS Priority from WY, ~$11

  2. Day 2-3

    We receive

    Workshop opens + inspects

  3. Day 3

    Work done

    24-hour bench turnaround

  4. ~Day 7

    Back to you

    Return speed you chose at checkout

Wyoming FAQ

Common questions from customers shipping from Wyoming.

How long does shipping take from Wyoming to your Arlington TX workshop?
USPS Priority Mail from Cheyenne, WY reaches our Arlington workshop in about 2-3 business days. USPS Priority routes northwest through the Mountain network; usually 2-3 days given the distance. 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 Wyoming?
USPS Priority flat-rate from Wyoming to Arlington TX runs about $11. The customer pays shipping to us; return shipping back to Wyoming is selected at checkout — $14.95 standard (3-5 business days), $29.95 UPS 2-Day, or $74.95 UPS Next Day Air, flat nationwide. Cross-region northwest — about 2-3 days each way.
Do you accept mercedes w164/x164/w251 eis repair modules from Wyoming?
Yes — we receive modules from Cheyenne, Casper, Laramie, Gillette and the rest of Wyoming regularly. With about 0.9 million registered vehicles statewide, full-size pickups & 4x4 SUVs are the bulk of what we see from Wyoming.
Is there a mercedes w164/x164/w251 eis repair shop in Cheyenne I should use instead?
Most Cheyenne shops don't keep the bench equipment for mercedes w164/x164/w251 eis repair — 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. Cross-region northwest — about 2-3 days each way.
Does Wyoming vehicle inspection or emissions testing affect this service?
Wyoming has no statewide periodic vehicle safety or emissions inspection program. Our service is bench module programming only — you remain responsible for your vehicle's compliance with all Wyoming and federal requirements.
Will I need to re-pair the ECU or ESL after install?
No. The repair preserves all immobilizer linkages (EIS ↔ ECU ↔ ESL). Reinstall, insert your existing key, start the car.
What if my EIS is from a different chassis (W204, W211, W221)?
Those use different EIS architectures. See our Mercedes EIS Cloning (Pre-2014) service for W204/W211/W212/W221, or text us with your specific year/model.

Full details

See the complete Mercedes W164/X164/W251 EIS Repair service page

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

Full Service Page

Same service from other states:

AlabamaAlaskaArizonaArkansasCaliforniaColoradoConnecticutDelawareFloridaGeorgiaHawaiiIdahoIllinoisIndianaIowaKansasKentuckyLouisianaMaineMaryland

Ship from Wyoming today

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

(817) 678-3252