With engine oil filter change :
For the 4.2 liter V6 engine and the 4.6 liter V8 engine ( 6 quarts )
For the 5.4 liter V8 engine ( 7 quarts )
according to the Owner Guide
22 gallons.
5 quarts
( 6 quarts ) with engine oil filter change for the 4.6 liter according to the Owner Guide
6 quarts
6 quarts
Under the hood on the truck will be a label that lists how many ounces the truck requires. You can then compare to the amount in one can to decide how many to use.
6 quarts of oil
The 2006 F150 owners manual shows 7 quarts with filter change for the 5.4 L
7 US quarts www.trailvoy.com Trailblazer enthusiasts forum with all the answers for your truck
6 quarts with filter change
5 to 5.5 Quarts.
8