How many O2 Sensor are on a 350 Tbi ? 87 k5 blazer

[Georgeb]

I mean I Filled up all the way on 30th of November and I drive about 5 miles a day in whole week Monday through Friday and it's 21 st of December now and I'm just a tiny bit over a hafe a tank ? I mean idk if that's good gas mileage or not for my truck

Your mileage would be rather easy to calculate. I used to get about 12 mpg on average with a similar driving schedule this was a mix
Of city highway.

 

[CSFJ]

Your mileage would be rather easy to calculate. I used to get about 12 mpg on average with a similar driving schedule this was a mix
Of city highway.

He's already got a gas mileage thread where it was explained to him.

 

[Georgeb]

He's already got a gas mileage thread where it was explained to him.

I see that now. I gues I just usually ignore the gas mileage threads unless they mention a drop in mileage requiring troubleshooting.