Applicable Vehicles
All P4 Vehicles
Symptoms
Fuel gauge reads empty.
Issue
Fuel sending connector detached/unplugged.
Solution
Tie strap fuel sending unit on the plug locking tab to prevent disconnection (See Figure 1)
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Applicable Vehicles
All Cascadia (P3) daycab and sleeper cab
Symptoms
N/A
Issue
There is a severe supply constraint on the main HVAC controller, A22-60645-101. An electronic component is no longer available to manufacture the main HVAC controller. Part supplies are extremely limited, and there are no alternative parts.
As information is gathered to identify reasons that the HVAC controller i
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Diesel Exhaust Fluid (DEF) systems are critical for reducing emissions in modern diesel engines, particularly in semi-trucks. Here’s an overview of how these systems work:
Components of a DEF System
A DEF system typically includes the following components:
DEF Tank: Stores the DEF, which is a mixture of 32.5% urea and 67.5% deionized water.
DEF Pump: Moves the fluid from the tank to th
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APPLICABLE VEHICLESAll CascadiaISSUECustomer does not want the brake lights to come on when the engine brake is active.DISCUSSION:Activation of the stop lights when the engine brake is applied is an optional feature. Activation of the stop lights occurs when the engine brake level selection switch is in the HI position and the engine is applying at least 70 percent of its braking power.The S
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Applicable VehiclesThis solution applies to New Cascadia vehicles built with added floor insulation typically found in data code 772-037 : BLACK MATS WITH ADDED FLOOR HEAT ANDNOISE INSULATION WITH ACCELERATOR RUB PAD. This solution could also apply to vehicles that receive aftermarket floor mats that eliminate the clearance between the throttle pedal and the floor. Note: Vehicles r
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