6 discussions on MotorsForum about the GMC 350TBI: what owners asked, what went wrong, and what fixed it.
Hello, group:I have a 1989 Chevy Suburban, 350TBI. It's run like a top for the 5 yearsI've had it. Suddenly it won't start. It cranks, but won't turn over. NowI know it's either no spark or no fuel, right? Plenty of gas in the tank.My...
On my 87 GMC van, 350TBI engine, I'm getting a code 13, which, depending onwhich book I look in, is either low volt on O2, or unresponsive O2 sensor.That's the only code I have. Since the Bosch OEM O2 sensor replacement isless than $20,...
'88 GMC Suburban 4x4 350TBI/TH700Code 15Code 44
I have question about engine timing degrees at idle and also timingdegrees with respect to increasing RPM from idle. I have a 1989 ChevyK1500 350-TBI. I set the "base zero" degrees timing by disconnectingthe brown wire located inside the...
Has anyone experienced a fairly loud chirping noise problem on a 2002LeSabre? the noise is intermittent - stops when brakes are applied - orwhen I activate the recirculate button on the AC - the AC or heat mustbe on. I can pinpoint the...
1992 Buick Roadmaster 350TBI AOTLast Trans Fluid/Filter was at 110k Miles; now has 152k MilesWhen I put the car in reverse, the transmission occasionallymakes a noise like a released balloon or a whoopee cushion,but it works just...