# Service bulletin KC\-345

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: 10198737
- Published by NHTSA: 2021\-07\-02
- Manufacturer's number: KC\-345
- Manufacturer's date: 2021\-06\-16
- NHTSA component: STEERING

## NHTSA's summary

Mack Chassis \- Models GU / GR \- Constant Correction To Center

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10198737-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10198737-9999.pdf)

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

## Components

Steering

## Vehicles listed

- 2016 MACK GRANITE \(GR\)
- 2017 to 2022 MACK GRANITE \(GR\)
- MACK GU

## Recalls for the same vehicles and component

- [2022295](/recalls/tc/2022295.md), 2022-06-07: Steering
- [22V401000](/recalls/nhtsa/22V401000.md), 2022-06-07: STEERING
- [21V856000](/recalls/nhtsa/21V856000.md), 2021-11-03: STEERING:HYDRAULIC POWER ASSIST:PUMP
- [19V896000](/recalls/nhtsa/19V896000.md), 2019-12-16: STEERING:LINKAGES:DRAG:LINK:CONNECTION
- [18V778000](/recalls/nhtsa/18V778000.md), 2018-11-01: STEERING
- [16V098000](/recalls/nhtsa/16V098000.md), 2016-02-19: STEERING

## Other bulletins for the same vehicles and component

- [SLM22\-004](/bulletins/10211065.md), 2022-05-06, Service bulletin: SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT; ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING; EQUIPMENT; STEERING. Service Literature Published and Released in April, 2022
- [KC\-345](/bulletins/10207028.md), 2022-02-04, Service bulletin: STEERING. Mack Chassis \- Models GU / GR \- Constant Correction To Center
- [S7580](/bulletins/10191634.md), 2021-05-04, Service bulletin: STEERING. V Stay Apex Housing Premature Failure
- [S7545](/bulletins/10183355.md), 2020-12-01, Service bulletin: STEERING; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. Draglink Split Pin Inspection
- [K28501552](/bulletins/10152957.md), 2019-02-19, Service bulletin: STEERING. Mack Chassis \- Models GU / CHU Steering Wander
- [K61510658](/bulletins/10142708.md), 2018-07-16, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL; STEERING:GEAR BOX \(OTHER THAN RACK AND PINION\); POWER TRAIN:MANUAL TRANSMISSION. Mack Chassis \- Equipped With An Automated Manual Transmission Model F \(AMT\-F, mDrive\) With Crawler Gears \- Setting The Maximum Gear That Can Be \(Temporarily\) Selected For Starting From Stop In Automatic And Manual Modes; New Parameters For Maximum Adjustable Gear In Automatic And Manual Modes; US17\+OBD16 And Newer Emissions, Commonly Model Year 2018 And Newer
- [K31378153](/bulletins/10142686.md), 2018-07-16, Service bulletin: POWER TRAIN:MANUAL TRANSMISSION; STEERING:GEAR BOX \(OTHER THAN RACK AND PINION\). Mack Chassis \- Vehicles Equipped With An Automated Manual Transmission Model F \( AMT\-F, mDrive \), Premium Tech Tool \( PTT \) Gearbox Calibration Failure; Gearbox Calibration Operation Stops And Fails At 33% \- US17\+OBD16 \(GHG17\) And Newer Emissions, Common Model Years 2018 And Newer
- [K48661544](/bulletins/10129924.md), 2018-03-12, Service bulletin: POWER TRAIN:MANUAL TRANSMISSION; STEERING:GEAR BOX:SHAFT SECTOR. Chassis Equipped With An AMT\-F \(mDrive\) \- Idle Drive Function Activates When Vehicle Is Reversing/Backing Up At Low Speed; Information And Repair \- Build Date Beginning Of Production 2017 To February 2018

JSON: [/v1/bulletins/10198737](/v1/bulletins/10198737)

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