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  1. Chevy C/K Truck Forum
    Good day I'm new here. I have a 1992 gmc sierra with the 350, 4x4. 9 months ago the truck started back firing when accelerating. I checked the plugs and replaced them all and no issues until recently. Now when the truck is in any gear other than neutral, it lopes quite noticeably. I'm thinking...
  2. Chevy Silverado Forum (GMC Sierra)
    Hey guys So I have a 94 gmc 4x4 . With the tbi injectors or throttle body. Anyways at the moment it has 206,500 on the odometer. Lately it has absolutely no guts nuts nadda I start off from the stop sign at a snails crawl.. no power .I've done spark plugs distributiter cap Rotor ,timed it...
  3. GM Powertrain
    1991 K5 TBI 350 with SM465. One out of five times the idle will seem to fall out when taking it out of gear and coming to a stop. It feels like a misfire. It will correct itself after about 5 seconds, can usually correct it a little quicker by revving. Less commonly, it will do this going...
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