TSB N242453170 — Buick, Chevrolet and GMC Service campaign

N242453170 is a service campaign on file with NHTSA for 3 Buick, Chevrolet and GMC models, 2024–2025 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

What the bulletin says. Certain vehicles may have a condition in which the right front brake line contacts the vehicle’s body frame rail. Dealers will inspect for 5mm brake pipe clearance to vehicle frame rail. If no clearance, create proper clearance using controlled adjustment.

NHTSA's own summary of the document, quoted from the public manufacturer-communications file.

1Document filed
3Vehicles named
2Model years

Worth checking your VIN against. N242453170 is filed as a service campaign, which unlike an ordinary bulletin can mean free or reimbursed work when a vehicle qualifies. Ask a dealer using the document ID below, and check open recalls separately at nhtsa.gov/recalls.

Vehicles and model years N242453170 names

VehicleModel years
Buick Enclave 2025
Chevrolet Traverse 2024, 2025
GMC Acadia 2024, 2025

Every document filed under N242453170

Document IDFiledType
N242453170 October 10, 2024 Service campaign

What N242453170 covers

Brakes & stability — the component vocabulary NHTSA files this communication under.

← All Buick Enclave TSB years TSB lookup by model

Questions buyers ask

What is TSB N242453170?

N242453170 is a service campaign filed with NHTSA by Buick, Chevrolet and GMC, covering 3 Buick, Chevrolet and GMC models across the 2024–2025 model years. NHTSA's summary reads: Certain vehicles may have a condition in which the right front brake line contacts the vehicle’s body frame rail. Dealers will inspect for 5mm brake pipe clearance to vehicle frame rail. If no clearance, create proper clearance using controlled adjustment.

Which vehicles does N242453170 cover?

NHTSA's file names Buick Enclave (2025); Chevrolet Traverse (2024–2025); GMC Acadia (2024–2025). A bulletin number can be re-issued against more vehicles later, so check the model-year list on this page against your own.

Is TSB N242453170 a recall, and is the repair free?

N242453170 is filed as a service campaign, not a recall — but this is the kind of communication that can mean free or reimbursed work if your VIN qualifies. Take the number to a dealer and ask. Recalls are separate and always free; check yours by VIN at nhtsa.gov/recalls.

How do I get the full text of N242453170?

Take the document ID to a dealer's service desk, or search NHTSA's manufacturer-communications records. This page carries every document ID filed under N242453170, its date, and NHTSA's own summary from the public file.

Data updated 2026-08-20 from NHTSA's public records

Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. This page lists only what NHTSA's manufacturer-communications file records under N242453170. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.