In this video, Jake covers Chevy’s 4.3L Vortec, or the Vortec 4300, engine. Jake covers problems for the LB1, LB4, L35, LF6, and LU3/LG3 variations of the 4.3L Vortec. He also covers the background and reliability of the engine as well. The article linked below, written by us, is a more in-depth guide on the common problems (symptoms & causes) with this engine: [ Ссылка ]
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00:29 – Chevrolet 4.3L Vortec Engine Background
00:57 – 4.3 Vortec Common Problem #1 – Idle Control Valve (ICV) and Throttle Position Sensor (TPS)
01:34 – 4.3 Vortec Common Problem #2 – Intake Manifold Gaskets
02:22 – 4.3 Vortec Common Problem #3 – Distributor Cap
03:17 – 4.3 Vortec Common Problem #4 – Spider Injectors
03:45 – 4.3 Vortec Common Problem #5 – Engine Knock
04:27 – 4.3 Vortec Common Problem #6 – Excessive Oil Consumption
05:09 – Chevrolet 4.3 Vortec Engine Reliability
