5w-30 oil. Most of our members use dino oil and many use synthetic. Oil analysis from Blackstone labs shows that the Oil Life Management System works very well and 8000 mile oil change intervals are very common.
www.trailvoy.com
The 2004 Chevrolet trailblazer V-6 Vortex engine requires 4.5 quarts of motor oil. One half quart of the motor oil will be contained in the oil filter.
5w20
Your choice. GM does not specify which to use so it is up to you. Just make sure to use the recommended weight.
The 2004 Chevy Trailblazer holds 7 quarts of oil.
The 2004 trailblazer inline 6cyl holds 7 quarts of oil
My 2002 trailblazer takes 7 qts. The recommended oil weight is on the oil cap.
I own a 2002 Trailblazer and it takes 7 qts. Look on the oil caps for the recommended oil weight.
5w30
The 2004 Tacoma four-wheel-drive recommended engine oil is any SAE a certified 10 W-40 weight motor oil. A heavier oil can be used in extreme climates.
2002 Trailblazer take 7 qrts. Check your oil cap for the recommended weight
The Chevy Trailblazer holds 7 quarts of oil. Motor oil is used to lubricate the engine of a car.
Seeing as your not that savvy.. take it to a 'lube shop let them change your oil