Originally Posted By: cronk
A little tip a Nisan tech taught me, If you have a vehicle that is difficult to "burp", jack the front end up, or drive the car up onto ramps.
Let the car run for a bit like this and it will burp much more quickly than if it were on level ground.
My tech friend used to do it all the time on the 03-09 Quest vans.
It's an old trick Honda techs do too, I've parked my parent's 1996 Quest once up a hill and ran the car at fast idle with the radiator cap open to get the air out of the rear heating circuit.