Vehicle report
Technical service bulletins are instructions a manufacturer sent its dealers about a known fault. They are not recalls and the work is usually not free, but they are the clearest signal of a problem the manufacturer already knows about.
TSB23-540-001
This service bulletin is about certain vehicles equipped with 92 inch or longer roof mounted light bars that could experience fracture of the light bar mounting brackets, as well as provides instructions to replace the light bar bracket with improved bracket design.
TSB23-260-001
This service bulletin is about the power steering fluid level sensor could exhibit leaks where sensor seals against power steering reservoir and provides instructions on replacing current power steering level sensor with improved sensor design.
TSB21250003
This service bulletin provides instructions to replace with new height control valves for front IFS height control valves that may fail.
TSB19-330-003
This service bulletin provides a solution if the pump shift valve exhausts system air pressure when pilot pressure is reduced.
TSB17-110-001A
This service bulletin amends the previously reported service bulletin that provides instructions on how to replace the door hinges on affected models of emergency response chassis cabs in the event the as built hinge deforms. The amendment includes instructions on removing certain coatings and provides instruction on certain electrical components.
TSB18-210-001
This service bulletin provides instructions on how to proceed with receiving a remedy for a frame crack that may develop in the frame flange of certain emergency response vehicles.
TSB18-500-004
This service bulletin provides instructions on how to install a support bracket to secure wiring harness.
TSB18-500-002
This service bulletin provides instructions on adding a protective sleeving to harnesses in the event the convoluted loom has broken down.
TSB18-150-001
This service bulletin provides a solution for superficial cracking at the fascia seam and the main cab
TSB18-160-001
This service bulletin provides a procedure to correct a leak that may occur in the HVAC system.
TSB18-170-001
This servivce bulletin provides a solution for a condition in which the radiator could develop a leak at the top of same.
TSB17-250-005A
This service bulletin amends a previously submitted service bulletin (TSB17-250-005 - Submitted on 9/1/2017) to include a different bracket used in different cab configurations. The previous service bulletin provided instructions on how to remedy or replace cab lock down mounting bracket fasteners.
TSB18-530-001
This service bulletin provides replacement instructions for compartment door switches that may become inoperative.
TSB18-810-001
This service bulletin provides a solution for conditions in the air bag system that cause the "SRS" lamp to illuminate
4S7-D4E3L-09
This service bulletin provides instructions on how to remedy or replace cab lock down mounting bracket fasteners.
4S7-V5Z6R-07
This service bulletin provides instructions on installing spacers to resolve "cab clunking."
4S7-Q8A7D-07
This service bulletin provides instructions on how to replace the air conditioning condenser fans.
4S7-F9U7P-06
This service bulletin provides instructions on how to replace the door hinges on affected models of emergency response chassis cabs in the event the as built hinge deforms.
4S7-L7F2K-04
This service bulletin provides instructions on how to improve clearance between the lower seat back and seat belt when the seat back is in the fully reclined position.
4S7-H4R7D-12
This service bulletin addresses a condition in the condenser fans in the air conditioning system may become inoperative.
4S7-M3V9Z-10
THIS SERVICE BULLETIN ADDRESSES A CONDITION IN WHICH THE "DOOR OPEN" WARNING SIGNAL MAY ACTIVATE WHEN THE PARK BRAKE WAS SET. THE WARNING SIGNAL SHOULD ONLY ACTIVATE WHEN A DOOR IS OPEN AND THE PARK BRAKE IS RELEASED.
Complaint counts are reports filed with NHTSA, not failure rates. A common model collects more of them than a rare one that breaks more often.