# Service bulletin 4042

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: 10020051
- Published by NHTSA: 2006\-07\-14
- Manufacturer's number: 4042
- NHTSA component: SERVICE BRAKES, HYDRAULIC

## NHTSA's summary

DIAGNOSTIC GUIDE FOR BOSCH HYDRAULIC BRAKE BOOSTER. \*TT

## 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

## Vehicles listed

- 2006 CHEVROLET C4500
- 2006 CHEVROLET C5500
- 2006 CHEVROLET C6500
- 2006 CHEVROLET C7500
- 2005 to 2006 CHEVROLET KODIAK
- 2006 CHEVROLET T\-SERIES
- 2005 CHEVROLET T6500
- 2005 CHEVROLET T7500
- 2005 to 2006 GMC TOPKICK
- 2006 GMC TOPKICK 6500
- 2006 GMC TOPKICK 8500
- 2005 ISUZU FTR
- 2005 ISUZU HTR

## Recalls for the same vehicles and component

- [06V311000](/recalls/nhtsa/06V311000.md), 2006-08-16: SERVICE BRAKES, AIR
- [06V254000](/recalls/nhtsa/06V254000.md), 2006-07-13: PARKING BRAKE:CONVENTIONAL:AIR

## Other bulletins for the same vehicles and component

- [PIT3271J](/bulletins/10168960.md), 2019-12-09, Service bulletin: WHEELS; SERVICE BRAKES, AIR:ANTILOCK. This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. General Motors will only support a tire calibration for tires that have been sized, tested and designed for the vehicle in question and its applications. Technician should not use the information that is provided by the antilock braking system tire size selection.
- [01\-00\-89\-010J](/bulletins/10138197.md), 2018-05-21, Service bulletin: ENGINE; SERVICE BRAKES; EQUIPMENT; POWER TRAIN:AUTOMATIC TRANSMISSION. This informational bulletin provides a revision for 01\-00\-89\-010I to add the 2013 model year.
- [SB05\-08\-133\-001B](/bulletins/10033631.md), 2010-08-30, Service bulletin: SEATS; ELECTRICAL SYSTEM:HORN; STRUCTURE:BODY; SERVICE BRAKES, AIR:SUPPLY:LOW PRESSURE WARNING:SWITCH; SERVICE BRAKES, AIR:SUPPLY:COMPRESSOR. ISUZU/GMC/CHEVROLET: DIAGNOSTIC INFORMATION FOR INOPERATIVE AIR SEATS, AIR HORN AND/OR EXHAUST BRAKE AND RELEASE OF NEW AUXILIARY AIR COMPRESSOR RELAY AND PRESSURE SWITCH ON RPO K16 VEHICLES. \*PE
- [PIT\-4935](/bulletins/10032455.md), 2010-03-26, Service bulletin: SERVICE BRAKES, HYDRAULIC; SERVICE BRAKES, HYDRAULIC:POWER ASSIST:HYDRAULIC; SERVICE BRAKES, HYDRAULIC:POWER ASSIST. CHEVROLET/GMC: BRAKE ASSIST PUMP MOTOR ON AND WARNING LIGHT/CHIME. OWNERS MAY COMMENT WHEN TURNING THE STEERING WHEEL WITH THE BRAKE APPLIED THAT THE HYDRAULIC BRAKE ASSIST PUMP TURNS ON AND THE BRAKE WARNING LAMP AND CHIME MAY SOUND. MODELS CHEVROLET KODIAK, C4500\-C7500, CONVENTIONAL CAB, T SERIES, TILT CAB, C6500\-C7500; GMC TOPKICK, C4500\-C7500, CONVENTIONAL CAB, T SERIES, TILT CAB, T6500\-T7500. \*PE

JSON: [/v1/bulletins/10020051](/v1/bulletins/10020051)

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