I have a 98 Gmc Sierra 1500 5.7 it wont start. it turns over thats it. i check to see if my fuel pump was engageing and it is. what else could be wrong?

I have a 98 Gmc Sierra 1500 5.7 it wont start. it turns over thats it. i check to see if my fuel pump was engageing and it is. what else could be wrong? 1 Answer

I have a 1991 GMC Seirra it stalled and won't start checked fuses and fuel pump everything is fine what else could I look for? 1 Answer

It was running fine the days before the it stalled and wouldn't start back up. I'm lost Checked fuses, fuel pump and everything is fine so I have no clue what else to look for.

04 gmc sierra 1500 5.3 died on me on the highway got it towed home starting going at it, hooked two different scanners to it and not throwing any codes (ecm is working bc the map was reading correctly but also the rpm was zero) anyways checked fire none checked injectors they wasnt working either(built fuel pressure then unplugged fuel relay then turned engine over and the pressure stayed the exact same) i assume it might be the crank sensor but i would think it would throw a code, anyways came back this morning and before doing anything for the hell of it i checked the gas cap and tightened it and it fired up perfect three different times and the last time i let it run and it died after bout 45 seconds (fuel pressure reads 55) and after it died its doing the same thing cranks but wont fire or start 1 Answer

died on me on the highway got it towed home starting going at it, hooked two different scanners to it and not throwing any codes (ecm is working bc the map was reading correctly but also the rpm was...

my 2001 gmc sierra barely turns over. once started if i shut it off it will start no problem. if i wait 10 minutes it barely turns over. what could be causing this 1 Answer

battery is fully charged and starter is new

Hi. My 1996 gmc sierra 1500 I was driving down the freeway and truck died. A couple minutes later it would start. I got home turned it off and it won't start. Got fuel up to the throttle body 2 Answers

Changed filter and regulator And pump is running. Starting fluid or gas in throttle body will start and run til it's gone. Help! Please