To many steps to list here. Recommend purchasing a shop manual for that vehicle if you decide to do the job yourself.
In our 96 Blazer S10, it was behind the radio. We had to remove the radio to get to it.
or you talking about the driveshaft u-joint?
its under the drivers side of the dash you may have to remove a plastic kick panel just below the dash
If you have no dash lights at all on your 1989 S10 Blazer, a blown bulb can be the problem. You should also check the fuse.
Yes
It is a tight fit, but you can get to them from the top if you remove the distributor first.
Begin by removing the dashboard speaker covers on your 1989 Chevy S 10 Blazer. Remove the speaker retaining screws. Remove the speaker wiring harness. The speakers will come out.
under the dash
The only access to the heater core on a 96 S10 blazer is by removing the entire dash asm. It is not accessible from the engine compartment. If you are not familiar with disabling the the air bag system, do not attempt this repair.
Behind the passenger side of the dash.
If your looking to remove the entire dash assembly I would recommend purchasing a shop manual to guide you thru it.
block and heads are the same but not the computers