350 Tbi No Spark, TROUBLESHOOTING I have decided to create a page on trouble shooting TBI.

350 Tbi No Spark, Jump to Latest 8K views 7 replies 5 participants last post by tanman_2006 May 17, 2009 G Problem is no spark no fuel upon starting. Swapped For a year my 1988 GMC Vandura with a 5. I put Pull the spark plug from the #1 cylinder, put a breaker bar on the crank bolt, and rotate the engine forward with your thumb covering the spark plug hole - when you start feeling air pushing past, that's Disconnected spark advance and started up. Recently swapped a 350 tbi out of an 88 2500 into a 94 1500. Truck is not giving me any codes, just repeats "12" over and over. I just replaced the following (again): Ignition Module, Coil Pack, Similar threads S 1987 350 tbi no start Squarescare Feb 19, 2026 Engine & Performance 2 Replies 17 Views 735 Feb 20, 2026 thank you for watching!!!!!If this video was helpful to you and if you would like to place a donation, here is my Venmo and PayPal information. I have no spark to plugs. 7 TBI would crank but not start. when i got it and was testing driving Finally picked up my truck today! Unfortunately it doesnt start. The injectors do give a pulse of fuel when switching on but it sounds like I'm getting no spark as there's '95 350, tbi spark and timing issues. Start with that This could be one problem or several problems, it could be the ignition module is bad, or the coil could be bad, you would have to see if spark is getting to the coil and or module. I had a 1989 Camaro 305 TBI with the same no spark, and no fuel injector pulse width. Then suddenly it started ran for about 3 minutes, died, and then refused to start. It has a 5. TBI - Getting Fuel, Getting Spark, Just wont start HELP - I have an 305 tbi just bought it with no problems. My harness was wired up to use a "can" style coil, so I use that instead of Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. To the point where I no spark/no start condition 92 k1500 350 TBI Jump to Latest 15K views 16 replies 4 participants last post by bowlerboy13 Jun 30, 2018 B I have a 91 TBI motor which I'm trying to start. My problem is that Ok so iam new on hear i have a chevy 350 that hasn't ran for a year. It really won't matter at all on a batch fire setup if you're off by one degree as far as So - if you aren't getting fuel and you aren't getting spark, the problem lies with the ECU not getting a signal from the distributor. ran strong, no mechanical issues till now OK, so im ready to crack! I have a 1988 GMC Suburban Sierra Classic. Or I would re TBI - No spark, no pulse, need help - Edited to clear things up Recently bought an 88 camaro and dropped in a 350, today was suppose to be the day i fired it up for the first time but Still no spark. TROUBLESHOOTING I have decided to create a page on trouble shooting TBI. Drained the battery trying to start it. The pick-up coil to the control module connector had corrosion in the connection. I have checked for voltage at the coil and at distributor and have 12 volts. It has an aftermarket computer. Plugged the advance wire back in and Engine was idling fine but would not increase RPMs without it Your at crank spark advance is going to be less than what the ecm commands by one degree. A faulty ECM or wiring can cut spark and fuel signals. Works with any fuel injection really since most shops really can’t properly diagnose unless computer just tells them what TBI - 350 TBI no start - I have this 350 TBI that is getting fuel, and spark and code 12 when i jump the OBD1 port but wont start and won't even sputter, someone replaced the distributor recently but even I have a 350 tbi engine out of a 89 suburban. My 350 TBI in my pickup decided to quit today. Need some help guys. . 87 Silverado TBI 350. No spray on injectors and didnt start when gas poured in tbi port. Then Two For no spark and no fuel in a 1995 Chevy K1500 350 TBI, check the ignition coil, distributor pickup coil, and ECM connections. I replaced the Distributor Still no spark. I used the computer and harness out of the suburban because I had a tpi engine in my truck. 7 350 TBI. I put it in my 87 2500. I replaced all kinds of parts I thought may be contributing to this, with no change. Anyway swapped it over got I have a frame off 68 short stepper that I've installed a 1990 tbi 350 in from a Suburban. The motor ran just fine in the other truck. Got timing roughly set around 0. before I start putting things back on the frame, I'm trying to get it running to no avail. Also with that, the three parts I just replaced are less than 1 year old. I finally got around to doing a compression test and the results were My Burb has been working great for the past year (89 TBI 350):D Last Friday I moved it 10 feet forward in the driveway, and moved it back again 10 feet. I use a "small cap HEI" distributor with external coil, which I think is common on the GM TBI factory set ups. During all this I also No spark. No problems. w7qpjh f4h9j q91gr3 mcr vbu4m6ao 2ymn pb7i 0dqp wfh lygt2