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2013 Kenworth T370 TSBs

14 Technical Service Bulletins across 9 categories

Electrical

4 bulletins
10177021

Information Only: This bulletin provides dealers with a battery warranty quick reference guide to ensure the...

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appropriate tests for battery warranty are performed in order to prevent battery warranty claims filed with incorrect or incomplete information.

10173212

Information Only Vehicles may have the connector seals on the wheel speed sensor incorrectly installed, which may lead...

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to water intrusion and corrosion in some vehicles.

10173205

Information Only: Proper jump-starting voltage will eliminate high voltage related issues and equipment damage.

10172038

Fix-As-Fail: The cruise control may be inoperative after installing CECU software version P30-1030-118 if the vehicle...

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was manufactured without an air pressure sensor. Until the software is revised to address this issue, a pressure sensor must be installed

Other

2 bulletins
11037541

"Kenworth: Dealers should check the chassis list and SIR weekly for VIN changes.

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2 chassis added to the chassis list. Peterbilt: Dealers should check the chassis list and SIR weekly for VIN changes. 10 chassis added to the chassis list."

10056022

KENWORTH: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER.

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THERE IS AN INCORRECT FAMILY NAME ON GREENHOUSE GAS COMPLIANCE LABEL AND NEEDS TO BE REPLACED. MODEL T370, T440, T660, T800. *PE

Transmission

2 bulletins
10185190

Fix-As-Fail - Prior versions of Eaton Endurant transmission software may be prone to setting Linear Clutch Actuator...

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(LCA) fault codes leading to possible LCA hardware replacement.

10049799

KENWORTH: SEE DOCUMENT SEARCH BUTON FOR OWNER LETTER.

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INFORMATION REGARDING RETROFIT ROUTING OF HARNESS BUNDLE HAS CHANGED FOR PREVIOUSLY BUILT MEDIUM DUTY CHASSIS, WITH ULTRASHIFT TRANSMISSIONS, TO NEW SPECIFICATION. MODELS 2011-2012 T270, T370. *PE

Body & Paint

1 bulletin
10188550

Information Only Windshield washer pumps have a high No Trouble Found rate.

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Washer pumps may fail to spray due to a clogged filter.

Engine

1 bulletin
10170197

This SKU is a DEF Injector.

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The customer communication requested return of unsold inventory to inspect the sealing. The injector sealing may have an issue which will cause a slow leak. A slow leak of the DEF Injector can lead to crystal formation which can cause aftertreatment related fault codes and ECU driven engine derating.

Software & Calibration

1 bulletin
10169787

Information Only - Vehicles built with NAMUX software from 2013 to present may experience accuracy issues with the tachometer.

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The issue can be temporarily resolved using any one of the included procedures.

HVAC & Climate

1 bulletin
10168703

Information Only: This bulletin provides guidance for repairing an air-conditioning system after internal failure of the...

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A/C compressor.

Pre-Delivery & Maintenance

1 bulletin
10165583

Information Only This bulletin provides information about the California Air Resources Board (CARB) Periodic Smoke...

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Inspection Program (PSIP) and Heavy Duty Vehicle Inspection Program (HDVIP).

Brakes

1 bulletin
10054050

KENWORTH: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER.

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ON CERTAIN TRUCKS/CHASSIS, THE HYDRAULIC BRAKES HAS A ROUTING BRACKET, THAT WAS INSTALLED, THAT SHOULD BE REMOVED. MODEL 2013 T300. *PE