I figured out that on 70 pin trucks there’s no second air switch, there’s a relay behind left most panel in dash, problem solved.
2000 379. The cab blower motor will only work on #1 speed if the AC or defrost is on. 2,3 and 4 work fine. I'm stumped.
Did you ever figure it out? I also have a 2000 379 with a 6NZ that doesn't shut cruise off with brake and I have turned the truck upside down...
Just started, it's not the normal exhaust air leak.
I have a RTLO18913 that will leak air for a second at the shift knob when splitting down form the high side to the low side. It still shifts fine,...
It's on the passenger side, to the rear of the oil cooler.
Suspension and axle housings only. $300. I want it gone. The stabilizer bars alone are worth twice that if you break one, I know from experience.
Here's the only solution that I have found for the rocking going down the road. This is the truck I posted about originally. I finally tossed the...
AG100 suspension with Rockwell RT40-145 housings $400
It was the AC switch in the dash. It was dirty inside the the contacts weren’t working. All good now!!!
So ground comes from the AC switch on the dash?
No, if I do I’ll let you know
2005 379. Compressor clutch doesn’t kick on. Has freon. High and low pressure switches show closed, also jumped with a paperclip and nothing. Put...
I just did a Link on a 357 Pete so I am familiar with the system. The problem is on a T600 the front cab mounts are more towards the center on the...
They make the front mounts?
I have a T600 that was converted to a daycab. It is not air ride, and I want to add it but have heard I need to use different front cab mounts...
I bought my 378 carpet from I80. Been a few years and it's held up nice.
They go in from the bottom. You need a few hands to hold the pipe, a big hammer, block of wood, and a lot of patience. They can be a real pain....
1995 378 with a 3406E. No jakes, no cruise. One or the clutch switch wires does not have continuity from switch back to ECM. Does these two wires...
Passenger air window regulator on 94' 379 is shot. Peterbilt is pretty proud of them. Are aftermarket ones available? Even if I have to switch to...