NHTSA service bulletin

NHTSA Service Bulletin 11004728: 2016, 2017, 2018, 2019, 2024 Buick Acadia

Official manufacturer communication context for 2016, 2017, 2018, 2019, 2024 Buick Acadia, with affected products, buyer checks and links into Carchieve recall, problem and VIN research.

NHTSA service bulletin 11004728 summary graphic for 2016, 2017, 2018, 2019, 2024 Buick Acadia
11004728NHTSA document ID
Technical service bulletincommunication type
14affected product rows
14source rows grouped

Reviewed June 2026 from NHTSA manufacturer communication and service bulletin records. Carchieve is independent and not affiliated with any vehicle manufacturer or government agency.

Quick answer

This service bulletin provides a procedure to check the rearview mirror coax connector for looseness by disconnecting and reconnecting the electrical connector to correct the customers concern for the rearview mirror video screen displaying blue.

What this bulletin may mean before buying

Treat this as service research, not a verdict on one car. Before you buy, compare this communication with official recall campaigns, model-level owner complaint patterns, and the exact vehicle’s VIN-decoded specifications. A bulletin can help you ask a seller or dealer sharper questions about software updates, known repairs, warranty extensions and service history.

Affected products listed in this communication

MakeModelModel yearsBuyer note
BuickEnclave2018, 2019Ask for service records and run the exact VIN before purchase.
CadillacCt62016-2019Ask for service records and run the exact VIN before purchase.
CadillacCts2017-2019Ask for service records and run the exact VIN before purchase.
CadillacEscalade2017-2019Ask for service records and run the exact VIN before purchase.
CadillacEscalade Esv2017-2019Ask for service records and run the exact VIN before purchase.
CadillacXt42019Ask for service records and run the exact VIN before purchase.
CadillacXt52017-2019Ask for service records and run the exact VIN before purchase.
ChevroletBlazer2019Ask for service records and run the exact VIN before purchase.
ChevroletBolt EV2017-2019Ask for service records and run the exact VIN before purchase.
ChevroletCamaro2019Ask for service records and run the exact VIN before purchase.
ChevroletSilverado 15002019Ask for service records and run the exact VIN before purchase.
ChevroletTraverse2018, 2019, 2024Ask for service records and run the exact VIN before purchase.
GMCAcadia2024Ask for service records and run the exact VIN before purchase.
GMCSierra 15002019Ask for service records and run the exact VIN before purchase.

Buyer checklist

  1. Run the 17-character VIN and confirm the year, make, model, engine and equipment match the listing.
  2. Check recall campaign pages for safety actions that may require dealer repair.
  3. Compare this bulletin with common problem pages for the same model and component area.
  4. Ask the seller or dealer whether the bulletin procedure, update or inspection has already been completed.
  5. Use the used-car buying checklist and get an independent inspection.

Frequently asked questions

What is NHTSA service bulletin 11004728?

This service bulletin provides a procedure to check the rearview mirror coax connector for looseness by disconnecting and reconnecting the electrical connector to correct the customers concern for the rearview mirror video screen displaying blue.

Is a service bulletin the same as a recall?

No. A recall is a safety campaign with a required remedy for affected VINs. A service bulletin or manufacturer communication usually describes diagnostic, repair, software, warranty or service information.

How should a used-car buyer use this bulletin?

Use it as a research signal. Compare it with recalls, owner complaints, service records, a VIN report and an independent inspection before buying.

Check the exact VIN before you buy

Model-level pages show public safety patterns. A full VIN report helps confirm the exact vehicle, decoded specs, recall applicability and buyer checks.

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