The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - Carb backfire issues....I need some advice

andyh1956 · 03-17-2018, 12:40 PM

Pull your plugs & check the color. You COULD have a part throttle vacuum leak.

03-17-2018, 12:40 PM	#6
andyh1956 Registered User Join Date: Mar 2010 Location: thomastown mississippi Posts: 1,261	Re: Carb backfire issues....I need some advice Pull your plugs & check the color. You COULD have a part throttle vacuum leak.