Troubleshooting a Chevy 4.3 Engine | It Still Runs Troubleshooting a Chevy 4.3 Engine by Contributor . Common Problems. A common complaint with the Chevy 4.3 engine is that it doesn't idle well, it's loud and makes awkward noises. Examples of this are staling, lurching and poor acceleration. Poor idling and loud engines usually go hand-in-hand. 4.3 Liter V6 Vortec Engine Diagram | Automotive Parts 4.3 Liter V6 Vortec Engine Diagram - thank you for visiting our website. At this time were pleased to announce we have found a very interesting content to be discussed, namely 4.3 liter v6 vortec engine diagram. Lots of people searching for details about 4.3 liter v6 vortec engine diagram and of course one of them is GM ( Chevrolet or GMC ) 4.3 L V6 Engine Tear Down - YouTube Click to view on Bing3:393. Driveshaft: Purpose is to connect the transmission to the rear axle. It consists of a slip yoke, shaft and universal joints. 4. Rear axle differential: Purpose is to change the angle of motion from engine to the wheels. It also Author: AutoEclinicViews: 542K The 4.3 L Chevy Engine - Online Auto Repair Depending on the year of your engine it may leave spots in the driveway and cry like a baby for new parts. But the good news is that this engine is so strong that it will make you sorry you owned it for years and years to come. That last sentence was meant as a goodhearted poke at the 4.3 L Chevy engine that I do remember fondly. 2003 Chevrolet Silverado Engine Review 4 V6 - YouTube Click to view on Bing5:28The 2003 Chevrolet Silverado Engine in the review is the 4 V6. Watch as I explore what is on the surface of this engine and maybe you'll learn something...Author: AutOdometerViews: 43K Chevy 4 V6 Specs | It Still Runs The 4.3-liter Vortec Chevy V6 was the first Vortec engine ever made in 1986 and was used in GMC and Chevy trucks. The engine boasted 155 horsepower when it first appeared. The engine is based on what General Motors calls Vortex technology. The technology produces a vortex or mini-tornado inside the combustion chamber.