Check fuel pressure, fuel pressure regulator.
how to start a 1993 chevy tahoe without a key
Does it have fuel, spark, compression?
Maybe your fuel pump
do you mean it cranks, but will not start?
There can be many reasons why a 1997 Chevy Tahoe will not start after sitting for three days. Reasons include a dead battery, a bad starter, a bad alternator, a loose wire, and no gas.
Chevy Tahoe
possiblly the starter or fuel pump is out.
not really but would not suggest starting it because of over heating issues and as long as the battery is charged it should start
it's time for a tune up, I've owned two 1997 Chevy tahoes and both times spark plug and wires and distribitor cap replacement fixed the starting problem both times.
Check battery earth connection.
A faulty fuel pump will make a 1996 Chevy Tahoe hard to start after it sets for a few hours. The pump can allow fuel to leak back into the gas tank and starve the engine for fuel.
If one is in the market to purchase a 2033 Chevy Tahoe there are many options available to help find one. Places like Kijiji, Craigslist and Auto Traders are excellent places to start.