Want better gas mileage in your SAAB 9-3? Do this first -O2 sensor, spark plug, & oil change

[@blackwatermotorwerks]

Please note that the spark plugs were changed to a different sub model. The spark plug variant used in this video will cause an ionization code & subsequent check engine light. Per the recommendation of NGK please use the updated part number located in the description.

[@RigginTheRod010]

Where the heck you disappear to