2015 Peterbilt 337 TSBs
28 Technical Service Bulletins across 10 categories
Categories
Electrical
6 bulletinsInformation Only: This bulletin provides dealers with a battery warranty quick reference guide to ensure the...
Read full bulletin
appropriate tests for battery warranty are performed in order to prevent battery warranty claims filed with incorrect or incomplete information.
Fix as Fail: For all conventional models, except 387/587, equipped with Side-of-Cab (SOC) exhaust and built from...
Read full bulletin
03/6/2006 to 1/20/2020, the clamps that secure the SOC exhaust stacks may not be tightened properly. This may allow the exhaust stack to rotate and contact the cab or sleeper.
Information Only Vehicles may have the connector seals on the wheel speed sensor incorrectly installed, which may lead...
Read full bulletin
to water intrusion and corrosion in some vehicles.
Information Only: Proper jump-starting voltage will eliminate high voltage related issues and equipment damage.
Information Only: Vehicles may have the connector seal on the wheel speed sensor incorrectly installed, which may lead...
Read full bulletin
to sensor corrosion.
Information Only - Quick Reference Guide for Electric harness damage repairs.
Engine
4 bulletinsInfo Only Unnecessary starter replacements can result from customer complaints regarding engine starting issues.
Read full bulletin
A new Starter Troubleshooting Guide has been created to provide a comprehensive list of starting system checks, which should reduce unnecessary starter replacements and associated warranty claims. Engine starting system warranty claims now require a completed Starter Checklist, a Battery Pack Midtronics Report, and a Cable Drop Midtronics Report. Claims filed without these documents may be denied.
Fix-As-Fail On certain chassis with Low Air Leaf Suspension or Low-Low Air Leaf Suspension, the Height Control Valve...
Read full bulletin
(HCV) arm may be rubbing on other components when the bend in the arm is facing outboard. Flipping the bend in the HCV arm inboard prevents the rub.
HVAC - Sleeper Heater O-ring Coolant Leak Phase 2 - Peterbilt has determined that vehicles built between 08/01/2013 and...
Read full bulletin
08/01/2014 and were manufactured fwith a sleeper heater may have sleeper heater o-rings that are incompatible with the extended-life coolant (ELC) usedin the PACCAR heating systems and may develop leaks.
Fix-As-Fail - Composite fittings used in the cooling system may crack, resulting in coolant leaks.
Read full bulletin
Brass fittings are available to replace the composite fittings.
Software & Calibration
4 bulletinsThe service information for Bendix Air Dryer maintenance is being updated to include new procedures.
Information Only - Vehicles built with NAMUX software from 2013 to present may experience accuracy issues with the tachometer.
Read full bulletin
The issue can be temporarily resolved using any one of the included procedures.
Information: Bendix ACOM Software version 6.16.5.0 for diagnostics may introduce an unrecoverable error.
Read full bulletin
Notice to dealers to replace this version with older software version until Bendix introduces new version.
Information - Recommended Practices for Updating ESA Software
Other
3 bulletins"Kenworth: Dealers should check the chassis list and SIR weekly for VIN changes.
Read full bulletin
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."
DEF tank covers may become loose and potentially crack on vehicles built before October 2019 with DEF tank part number...
Read full bulletin
M86-6221-003**(TANK-DEF MEDIUM ASSY) and M86-6222-003**(TANK-DEF LARGE, ASSY). Resolution is to resolve the vibration on the tank cover by adding bottom tank washers.
Fix-As-Fail: Two separate causes have been identified as root cause of intermittent low coolant indicator illumination.
Brakes
3 bulletinsFix-As-Fail - Bendix New-Gen Lightweight Steer Axle Drum Brake Spider Cracking
Safety Recall Bulletin: Updated with permanent repair path for phase 1 vehicles.
Read full bulletin
The Tractor ABS Lamp May Not Illuminate When ABS Controller Loses Battery and/or Ignition Power. NHTSA recall number is 18V368. Non compliance to FMVSS and CMVSS 121 and 136. Resolution is to Reflash software.
Safety Recall Interim Bulletin: The Tractor ABS Lamp May Not Illuminate When ABS Controller Loses Battery and/or Ignition Power.
Read full bulletin
NHTSA recall number is 20V199 Non compliance to FMVSS and CMVSS 121 and 136. Resolution is to Reflash software.
Infotainment
2 bulletinsInstrumentation - SmartNav 2.0 Software Update - Peterbilt vehicles manufactured between July 01, 2015 through November...
Read full bulletin
12, 2015 with the SmartNav 2.0 system have some SmartNav features, including truck navigation and Bluetooth phone service disabled at the time of delivery to ensure proper system functionality. These features are now available for activation.
SmartNav 2.0 Hardware retrofit for quality validation and vehicle validation units.
Body & Paint
2 bulletinsInformation Only Windshield washer pumps have a high No Trouble Found rate.
Read full bulletin
Washer pumps may fail to spray due to a clogged filter.
Information Only: Proper instructions for closure of power distribution box cover to prevent corrosion.
Pre-Delivery & Maintenance
2 bulletinsInformation only: Hendrickson Softek front axle maintenance intervals and requirements.
Information Only This bulletin provides information about the California Air Resources Board (CARB) Periodic Smoke...
Read full bulletin
Inspection Program (PSIP) and Heavy Duty Vehicle Inspection Program (HDVIP).
HVAC & Climate
1 bulletinInformation Only: This bulletin provides guidance for repairing an air-conditioning system after internal failure of the...
Read full bulletin
A/C compressor.
Suspension
1 bulletinFix-As-Fail ? There is an updated plug to fix leaking steer axle hubcaps.