# Service bulletin 17488

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 10137152
- Published by NHTSA: 2018\-05\-21
- Manufacturer's number: 17488
- Manufacturer's date: 2018\-01\-05
- NHTSA component: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:CALIPER

## NHTSA's summary

17488 \- Service Update. Certain vehicles may have a condition in which a rear brake caliper bolt may be loose or missing. A loose brake caliper bolt could cause a rattle noise in the rear of the vehicle. A missing bolt could cause a rattle or rubbing noise, or allow the brake caliper to rotate outward and contact the rim. Dealers will inspect the rear brake caliper mounting bolts and related components. Replace any missing caliper mounting bolt, and torque all rear brake caliper mounting bolts.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2018/MC-10137152-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2018/MC-10137152-0001.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Brakes, Brake caliper

## Vehicles listed

- 2018 CADILLAC ATS
- 2018 CADILLAC CTS

## Other bulletins for the same vehicles and component

- [16NA059](/bulletins/10183124.md), 2020-11-30, Service bulletin: SERVICE BRAKES, AIR:DISC:CALIPER. This service bulletin provides information for cleaning the brake calipers that may have staining/discoloring on the paint of the brake caliper.
- [17488 Revised Po](/bulletins/10137153.md), 2018-05-21, Service bulletin: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:CALIPER. 17488 \- Service Update. Revised population. Certain vehicles may have a condition in which a rear brake caliper bolt may be loose or missing. A loose brake caliper bolt could cause a rattle noise in the rear of the vehicle. A missing bolt could cause a rattle or rubbing noise, or allow the brake caliper to rotate outward and contact the rim. Dealers will inspect the rear brake caliper mounting bolts and related components. Replace any missing caliper mounting bolt, and torque all rear brake caliper mounting bolts.

JSON: [/v1/bulletins/10137152](/v1/bulletins/10137152)

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