I don't know. It was jacked up just enough to get the wheels off. Not much higher than if on the ground. It's a mystery. I was thinking maybe after killing the engine, the Hydrovac was still holding pressure, since I had air in the system??
57 GMC LCF 370 55 John Deere 40-W 59 John Deere 430-W 2000 GMC 4x4 56 John Deere 420-W Pix on Photobucket