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Damaged 2024 GMC Yukon Key Fob: What to Do and Replacement Options

A damaged key fob on a 2024 GMC Yukon can cause no-start issues, intermittent locking/unlocking, or complete failure after drops, water exposure, or a cracked case. The good news: you often can still get moving using the mechanical key and the vehicle’s backup start method while you arrange a repair or replacement.

Understanding Your Situation

Physical damage (cracked shell, broken buttons, bent battery contacts, water intrusion, or internal circuit damage) can prevent the fob from transmitting a reliable signal or being detected by the Yukon’s keyless entry/start system.

🚀 Immediate Steps to Take

  1. Use the mechanical key inside the fob to unlock the driver’s door if the buttons don’t work (check your owner’s manual for the key release and door lock cylinder location).
  2. If the Yukon won’t start, try the backup start procedure for a weak/dead fob (typically placing the fob in the designated pocket/area or holding it near the start location as described in the owner’s manual).
  3. Inspect the fob: remove the battery, dry it if wet, and check for corrosion or broken battery contacts; install a fresh CR2032 battery if applicable and re-test.

Your Options

Replace the key fob battery (CR2032) and clean contacts

Cost: $5-$15 Time: Same day

Open the fob, replace the coin-cell battery with a new CR2032, and gently clean any residue on the battery contacts. This helps when damage is minor but the battery was jarred loose or depleted.

âś“ Pros:
  • Lowest cost
  • Often resolves intermittent operation after a drop
âś— Cons:
  • Won’t fix internal circuit or water damage
  • Improper opening can crack the shell further

Replace the fob shell/case (reuse your internal electronics)

Cost: $15-$60 Time: Same day

Move the circuit board and components from the damaged housing into a new replacement shell. This is best when the buttons/case are broken but the electronics still work.

âś“ Pros:
  • Much cheaper than a full replacement fob
  • Restores button feel and protects the electronics
âś— Cons:
  • Not suitable if the circuit board is damaged or corroded
  • Requires careful handling to avoid damaging small parts

Automotive locksmith: cut emergency key + supply/program a new fob

Cost: $200-$450 Time: Same day / 1-3 days

A mobile locksmith can often come to your location, verify ownership, cut the mechanical key (if needed), and program a replacement fob compatible with the 2024 Yukon (US market).

âś“ Pros:
  • Convenient mobile service
  • Often less expensive than a dealership
âś— Cons:
  • Availability varies by area and time
  • Some aftermarket fobs have shorter range or inconsistent quality

GMC dealership: OEM replacement fob and programming

Cost: $300-$650 Time: Same day / 1-3 days

The dealer supplies an OEM key fob and programs it to your Yukon’s security system. They can also cut the emergency key blade if required.

âś“ Pros:
  • OEM parts and correct programming for your exact trim
  • Best support if there are security/module issues
âś— Cons:
  • Usually the most expensive route
  • May require towing or an appointment if you can’t drive the vehicle

Insurance/roadside assistance help (if stranded)

Cost: $0-$200+ Time: Same day

If the damaged fob leaves you locked out or unable to start, roadside assistance may help with unlocking/towing. Comprehensive insurance may cover key replacement in some policies (varies).

âś“ Pros:
  • Helpful if you’re stranded or unsafe
  • May reduce out-of-pocket cost depending on coverage
âś— Cons:
  • Key/fob replacement isn’t always covered
  • Roadside may only unlock or tow, not program a new fob

⚠️ What to Avoid

✕ Don’t keep pressing buttons repeatedly on a wet/damaged fob—this can worsen internal shorting and corrosion.

✕ Don’t use super glue, oils, or aggressive cleaners inside the fob; they can damage the circuit board and rubber button pad.

✕ Don’t buy a replacement fob solely by looks—match the exact FCC ID/part compatibility for a 2024 GMC Yukon (US) and confirm it can be programmed.

⚠️ Common Mistakes to Avoid

  • Throwing away damaged key
  • Not salvaging electronics
  • Buying OEM when aftermarket works
  • Not considering case-only replacement

Frequently Asked Questions

Can I still drive my 2024 GMC Yukon if the key fob is damaged?

Often yes. You can usually unlock the door with the mechanical key and use the vehicle’s backup start method for a weak/dead fob. If the fob’s electronics are damaged or the vehicle can’t detect it, you may need a programmed replacement before it will start.

Will a damaged key fob need reprogramming after I replace the battery or shell?

Battery replacement and a shell swap typically do not require reprogramming if you’re reusing the same internal electronics. If you replace the entire fob (new electronics), programming is required.

What if my key fob got wet?

Remove the battery as soon as possible, dry the fob thoroughly, and look for corrosion. If it was submerged or exposed to saltwater, internal damage is common—plan on replacement if problems persist.

How do I make sure I buy the correct replacement fob for a 2024 Yukon?

Match the fob to your vehicle by confirming compatibility details such as the FCC ID/part number on the original fob and verifying it’s for the 2024 GMC Yukon (US market). A dealer or qualified locksmith can confirm the correct part before programming.

⏱️ Urgency Note: If you have only one working key fob and it’s damaged or intermittent, address it promptly—losing the last functional fob can leave you stranded and can increase replacement cost and downtime.

Related Information

Need Detailed Information?

Get vehicle-specific key fob compatibility, part numbers, and a complete price comparison for your 2024 GMC Yukon.

View Yukon Key Fob Guide →

Last updated: 2026-01-04