I have a hummer h3 model 2006
I have a slightly white vapor coming out when i open the oil cap or check oil level from the dip stick
Some said it was ok for this car. While other said it ia a blown engine to be
More worse my car loses oil like 1 quart every 2 weeks or if i go on long trips longer than 320 miles i probably now that next day morning i have to fill up at least a quart of oil.
By the way am using 10w30 Ac Delco miniral oil
Please help me answering those 2 things