What is the difference between 1st and 2nd gen 4.3 vortec engines?

What is the difference between 1st and 2nd gen 4.3 vortec engines? 1 Answer

What is the difference between 1st and 2nd gen 4.3 vortec engines? 2 Answers

i just got a blazer really nice but mine has the two light how do u tell when its out of 4wd when u push the button they blink then none stay on ? 5 Answers

i just got a blazer really nice but mine has the two light how do u tell when its out of 4wd when u push the button they blink then none stay on ? what could be going on?

can't get my 98 blazer w/4.3 running 2 Answers

had a small hole in the top of the fuel tank, backed into the water to launch my boat and the back of the blazer sunk to about 8 inches up the rear tail gate. kept it running while waiting for the tow...

wife driving blazer it just stalled she pulled over got it started went 100 yds stall again son went to help got it started and she drove it home about 10 miles 1 Answer

replaced camshaft position sensor start up let it warm up had it run at 2000 rpm and it died started back up ran a min died again new cap rotor and plugs i am lost 2002