Fluid stopped coming out

There is a electric motor that pumps washer fluid . Located in the bottom of the washer fluid tank .
Wash Operation (Front and Rear Wipers)
The front and rear washer systems use the same windshield washer fluid pump. When either the front or rear wiper is in the washer position voltage will be supplied to one side of the windshield washer fluid pump (depending on whether it is front or rear), while the other side of the pump is grounded.
At this point, the windshield washer fluid pump sprays solvent onto the windshield. When the front or rear washer is activated, the BCM receives an input from the switch that is activated. The BCM will control the wipers while in the WASH mode. The BCM will control either the front wiper relay or the rear wiper relay to turn on the wipers. The windshield wipers operate at low speed for 3 swipes and returns to the park position.

When turning on the washers do you hear the motor run ? Have some one try it while you listen at the washer fluid tank ! These pump motors do go bad .
turn OFF the ignition.
Disconnect the harness electrical connector of the windshield washer fluid pump.
Connect a test lamp from the windshield washer pump control circuit to a good ground .
Turn ON the ignition, with the engine OFF.
Press the front washer switch.
Does the test lamp illuminate?
YES or NO !

Does the pump motor run when turn windshield spray?
Might be home in line.
Might be wrong fluid(too thick)
Might be wiper fluid motor broken.

GMC Acadia Forum: Front washer fluid not working. Help?

www.acadiaforum.net > ... > Problems, Recalls, TSBs, FAQs & Links

Dec 3, 2010 - 17 posts - ‎12 authors
I had my 2007 Acadia in for the heated washer fluid recall a few months ago. ... bad in the Midwest, I just noticed the front washer fluid not working. ..... the fuse finally seated properly and my windshield washer now works. Front Windshield Washer Spray
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nozzle stopped up with wax, or tubing is stopped up, pump motor may be running, but pump isn't. Check for pressure at the pumps. Tubing sometimes comes off or has cracks that let washer fluid escape. Its sounds like a search till you find it type thing. Can't be too much, either a blown fuse, faulty pump/motor, or faulty tubing/clogged nozzle

Follow the lines from the windshield to see if any are loose and follow to container,look where pump is connector to tank for leak.It may be empty.There's a rubber piece connected to tank where pump goes in,check it out there,you may have to remove tank to get to.

try and fill up the washer bottle with water for test and use it. if you hear the pump work keep using it till you see where fluid is leaking out. my guess is a hose is broken and all the fluid is leaking out

check the washer pump with the hoses from the nozzles removed. if the washer fluid comes out the nozzles are plugged. if not the pump motor is at fault

Most likely a bad washer fluid pump.

front pump motor may have come out of washer bottle it is only held in by the seal no bolts

check you rear wiper motor and make sure there fluid going to the motor