gas tank

how many gallons does the 98 chevy blazer ?gas tank hold

what are some main factors that can affect good mileage

2 door = 19gal
4 door = 18gal

Maintance is number one. regular tune-ups

^^^ What he said. :D

Keep the engine, fluids, filter are up to date and changed at their proper intervals.

alright thanks for the info

You can buy a Haynes manual for about $17 it will tell you step by step how to do all the maintenance.