FYI I found the problem. It was the ground wire from the negative lead of the battery to the body ground lead was loose. Tighten connection and haven't had a prblem since.

Thanks everyone for your help.

I just got done installing my rebuilt 4.3L engine. The engine started right up on the first try. I let the engine Idle for about 20 minutes. Then I shut it down. waited for about another 10 minutes and the engine started right up again. Then I increased the RPMs and the engine responded real nice an...

Just got done rebuilding my 97 4.3L (W) engine. First I installed new hydraulic roller lifters and push rod. I didn't soak my lifters before installing them. So here my problem. I go to prime my oil pump and no oil is coming out my push rods. I'm getting about 35-40 PSI with the drill. I have the co...

I'm rebuilding my 97 4.3L engine. The parts are starting to come back from the machine shop. And I can't fine that many places that sells discount 4.3L engine rebuild kits. Does anyone know of any good web site to fine the rebuild kits? I want quality parts.

Thanks

I'm about ready to pull my the engine from my 97 Astro. I dont which way to go. 350 or just rebuild what I have. I have W vin number. 1) What Vin number should I get for a 97 350? 2) If I do a 350 swap do I have to get a complete wire harness and ECU? 3) Am I going to have constantly mess with the e...