SpletThe throttle position sensor (or TPS) monitors the throttle body butterfly valve. This helps your ECU control the fuel and air mixture. If the throttle position sensor fails, your ECU … Splet25. jul. 2024 · The 4.8L uses an 83mm stroke while the 5.3L is 92mm. Once you can glance at the top of the pistons, by pulling a head or by getting your hands on a bore scope, you can see the displacement. For the dished pistons, you have a 5.3L. For a flat-top piston, you've either got yourself a 4.8L or a higher-output, Gen IV 5.3L.
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SpletThe engine in a chevy s10 pickup truck relies on vacuum for various systems. ... [sw_0965] chevy 4 3 vortec wiring diagram. The idle control valve (“icv”) and throttle position sensors (“tps”) are prone to failure on all 4.3 engines, which can result in poor. Here are two that i was able to find regarding the vacuum lines. More articles : Splet01. mar. 2008 · 1. Leaky throttle body base gasket.Very comon on this engine.I don't know if you serviced this when you pulled the intake. 2.Misadjusted or bent throttle linkage.You don't know what was done before you got to it. If these ck ok there are other more complicated issues you would need a scan tool to ck. sni.scholastic.com sn2 sessions
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Spletignition module, map, IAC, engine coolant temp sensor, rebuilt fuel pressure regulator and new alternator. A month before all this we put in a new battery, cat converter, o2 sensor, radiator and new head gasket. Egr clean, egr solenoid valve working, fuel filter clear, getting good spray in injectors... We are at a total loss! http://www.hcdmag.com/43l-vortec-engine/ Splet05. okt. 2024 · Misfiring Engine Engine overheating Difficulty Accelerating Leaking Coolant Lack of strength & poor acceleration 2. 4.3L Vortec TPS and ICV Failure: Throttle position sensors (TPS) are often found on the throttle body, which is a big butterfly valve that regulates airflow into also out of an engine. snickers brady commercial