Technical Service Bulletins
Search 172,063 manufacturer communications covering 879 vehicle makes from 1955 to 2025.
Showing 80 bulletins for PIERCE
PB_679
Mar 5, 2024
350000 EQUIPMENT
Pierce offers several aerial stabilizer pad alternatives that provides an enhanced stabilizer set-up, including in winter weather conditions, that creates a greater resistance to sliding.
SB_681
Jan 30, 2024
160000 STRUCTURE
Freightliner flat leaf rear suspensions making noise during normal operations.
PB_668
Jan 23, 2024
140000 AIR BAGS
The steering column clock spring airbag (Pierce PN 1799451) has become obsolete and will require replacement if it becomes damaged. The upgrade to the new clockspring-airbag will require a new clock spring and/or driver side airbag.
SB_676
Jan 2, 2024
110000 ELECTRICAL SYSTEM
Due to a minor issue in the CZ3 color display (Pierce PN 60-1158-0002) firmware, the display may intermittently freeze on a single screen, lock itself out of a menu, or fail to populate a camera feed.
SB_654
Dec 19, 2023
060000 ENGINE AND ENGINE COOLING
Detroit recently released an ACM software update v7.61.2.0 to address high occurrences of Selective Catalyst Reduction Closed Loop Control at Maximum Limit faults on Pierce apparatus with MY2016 a?? 2022 Detroit engines. The updated softwa
SB_624.1
Dec 11, 2023
160000 STRUCTURE
To consolidate the ASY Galvanized and E-Coat Frame Rail Repair Procedures into a combined communication to provide proper instructions for repairing frame rails that have corroded due to wear/chipping over time, road salt/brine, humidity, a
PB_663
Nov 6, 2023
060000 ENGINE AND ENGINE COOLING
As a product improvement, Pierce will be changing coolant probes from a contact probe to a capacitive sensor.
PB_637.2
Oct 31, 2023
110000 ELECTRICAL SYSTEM
Fault Code 241 for the vehicle speed sensor can potentially lead to customer complaints that the vehicle's speedometer can max out or read incorrectly.
WB_653
Oct 2, 2023
010000 STEERING
Improper installation of the vent lines that connect the wheel ends and carrier can cause the seals to blow out and leak oil. This document is to alert our dealers to check the T3 rear axles in their coverage area and to provide how to corr
PB_650
Sep 1, 2023
270000 LANE DEPARTURE
This bulletin is to inform you that, as of August 2023, the HAAS Alert Collision Avoidance system is receiving an update. Due to obsolescence, the HA-5 transmitter device is no longer available. The transmitter is being replaced by the HA-7
SB_588.4
Jul 25, 2023
110000 ELECTRICAL SYSTEM
Addressing fault codes and upgrades to the Midwest Climate Control (MCC) HVAC system.
PB_633
Jun 20, 2023
020000 SUSPENSION
This bulletin will provide instruction to measure current torque rod specifications to ensure that the correct HendricksonA? TRAAX RODA? torque rods and shims (if applicable) are ordered for replacement, if desired to change to. These torqu
PB_618
Jun 16, 2023
160000 STRUCTURE
In Arrow XT custom chassis, the A/C condensation pan may overflow and drip on driver and occupants. Previously, an engineering review was required before modifying the cabin. This bulletin streamlines the process and an engineering review i
PB_632
May 24, 2023
350000 EQUIPMENT
Two replacements parts are not a perfect fit and will require technicians to trim the new part to fit. Use discretion to trim the soft rubber material to conform.
SB_628
May 2, 2023
160000 STRUCTURE
Proper application of ladder rung covers with adhesives to ensure binding to ladder rungs.
PB_627
Apr 12, 2023
060000 ENGINE AND ENGINE COOLING
Instructions on creating three different engine coolant hoses (Pierce P/N 2597110, 2597115, or 2477719) from a single piece of engine coolant hose (Pierce P/N 1685574).
SB_623
Mar 17, 2023
162300 STRUCTURE:BODY:DOOR
Front Door Drip Edge Saber/Enforcer Design Improvement.
PB_560
Nov 23, 2022
160000 STRUCTURE
Replacement step options for discontinued power steps on Impel/Velocitya?? chassis.
AM_617
Aug 25, 2022
110000 ELECTRICAL SYSTEM
Electrical System Standardization Velocity, Impel, Enforcer Chassis.