# Service bulletin 15206

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: 10089964
- Published by NHTSA: 2017\-01\-31
- Manufacturer's number: 15206
- Manufacturer's date: 2015\-06\-10
- NHTSA component: SERVICE BRAKES, AIR:SUPPLY:HOSES, LINES/PIPING, AND FITTINGS

## NHTSA's summary

15203 \- SERVICE UPDATE. THIS BULLETIN PROVIDES A SERVICE PROCEDURE TO INSPECT AND, IF REQUIRED, RETIGHTEN THE TORQUE ON THE RIGHT\-REAR\-BRAKE\-LINE\-BRACKET BOLT TO THE REAR\-AXLE ON CERTAIN FORT WAYNE ASSEMBLY PLANT BUILT 2014\-2015 CHEVROLET SILVERADO LD, 2015 CHEVROLET SILVERADO HD, 2014\-2015 GMC SIERRA LD, 2015 GMC SIERRA HD AND 2015 GMC SIERRA DENALI LD VEHICLES. THESE VEHICLES MAY HAVE BEEN ASSEMBLED WITH AN INCORRECTLY TORQUED RIGHT\-REAR\-BRAKE\-LINE\-BRACKET BOLT TO THE REAR AXLE. THIS CONDITION COULD ALLOW THE BRAKE LINE TO WEAR AGAINST THE REAR\-AXLE HOUSING AND CAUSE A BRAKE\-FLUID LEAK.

## The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

## Components

Brakes, Brake hoses and lines

## Vehicles listed

- 2014 to 2015 CHEVROLET SILVERADO 1500
- 2014 to 2015 CHEVROLET SILVERADO 2500
- 2014 to 2015 CHEVROLET SILVERADO 3500
- 2014 to 2015 GMC SIERRA 1500
- 2014 to 2015 GMC SIERRA 2500
- 2014 to 2015 GMC SIERRA 3500

## Other bulletins for the same vehicles and component

- [15203A](/bulletins/10089965.md), 2017-01-31, Service bulletin: SERVICE BRAKES, AIR:SUPPLY:HOSES, LINES/PIPING, AND FITTINGS. 15203A \- SERVICE UPDATE \(REVISED SERVICE PROCEDURE\). THIS BULLETIN PROVIDES A SERVICE PROCEDURE TO INSPECT AND, IF REQUIRED, RETIGHTEN THE TORQUE ON THE RIGHT\-REAR\-BRAKE\-LINE\-BRACKET BOLT TO THE REAR\-AXLE ON CERTAIN FORT WAYNE ASSEMBLY PLANT BUILT 2014\-2015 CHEVROLET SILVERADO LD, 2015 CHEVROLET SILVERADO HD, 2014\-2015 GMC SIERRA LD, 2015 GMC SIERRA HD AND 2015 GMC SIERRA DENALI LD VEHICLES. THESE VEHICLES MAY HAVE BEEN ASSEMBLED WITH AN INCORRECTLY TORQUED RIGHT\-REAR\-BRAKE\-LINE\-BRACKET BOLT TO THE REAR AXLE. THIS CONDITION COULD ALLOW THE BRAKE LINE TO WEAR AGAINST THE REAR\-AXLE HOUSING AND CAUSE A BRAKE\-FLUID LEAK.

JSON: [/v1/bulletins/10089964](/v1/bulletins/10089964)

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