Keep Your Truck's A/C in Top Shape

Truck will not start when raining or very humid

Sep 10, If the vacuum is good the actuator rod will pull all the way in. If it's not the fuel it's most likely an ECM wiring problem. September 27th, , 9: Nothing works. These bolts secure the fulcrum of the lever that opens the valve.

Troubleshoot Your Truck's A/C System

You need to be a member in order to leave a comment. The truck I'm driving has an unusual problem.

An owners truck that got hydro locked evidently sucked water up through the drain. In the first third of the 20th century, logs for the lumber industry were floated downriver, hauled with steam tractors or horse teams. These hoses will say SAE30R9. Also check for vacuum lock.

Air compressor won't stop building air - Air Systems and Brakes - foreverland4ever.com

British Columbia Posts: Check the fins periodically to make sure they are clean and in good condition. Turn on the cruise control and set it while idling. Use a voltmeter to test for DC voltage between that wire and a ground connection battery - terminal or the engine block when the ignition is turned to Start.

And didn't twist the "twist-lock". A weak or defective glow plug s or controller assembly might allow the engine to start, but due to the initially low pre-chamber temperatures, more white smoke than normal will result. If it is an oil burning smell, try some Lucas oil stabilizer as a test.

no air pressure build up - air psi - Let's Truck

Destroy the economy of the blue-collar worker If it feels like someone reached over and turned off the key and it fires back up right away it's the injection pump. What happens is that the injection pump will supply more fuel than is necessary to the injector. Defunct companies are shown in italics. Find sources: We have spark from the coil. Black is partially burnt fuel there is a difference If the glow plug end got into the cylinder, you'd have more than a bent valve probably--almost certainly the piston, and maybe the rod, would be damaged.

I was lucky to retire before all these computerized trucks hit the road. Remove the hose from the valve and inspect the hose side of the valve for oil saturation. Pull the plug out of the ecm and check for any corrosion on the pins in the ecm or the plug.

In August, Peterbilt moved to the new facility and became a division of the parent firm. In , the Unibilt sleeper debuted with air-ride suspension for the cab and sleeper with a large cab to sleeper opening.

See listing. Score 4. Just pull the valve out of the grommet in the valve cover and loosen the hose clamp on the hose that goes to the intake manifold. Sep 9, 3. Sep 9, 6. It had no rhyme or reason why, would happen a lot on rough roads.