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Powertrain Control for 2023 Chevrolet Express 4500

Part # / Description / Price
Ignition Knock (Detonation) Sensor
MSRP $46.08
GM GM

Sends signals to the engine control module (ECM) to adjust timing Helps prevent damage to the engine caused by pre-ignition

Engine Crankshaft Position Sensor
MSRP $55.66
GM GM

This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed to ensure proper operation in the vehicle Helps keep engine timing and fuel injection running in sync Helps provide proper alignment, positioning, and spacing for easy installation Synchronizes engine valves and pistons for excellent engine performance

Air Pressure Sensor
MSRP $97.00
GM GM

Manifold Absolute Pressure Sensor

Without diesel, 4.8, 5.3 & 6.0L. Without diesel, 4.3L.

Air Mass Sensor
MSRP $101.54
GM GM

Mass Air Flow Sensor

6.6L gas. 5.3 & 6.2L. 6.6L diesel, engine compartment. 3.0L diesel. 3.0L twin-turbo. Corvette. 6.2l. 1.2L turbo.

Engine Control Module (ECM)
MSRP $442.10
GM GM

4.3L, 2018-25. 6.6L gas. Express 3500. 4.3l. Savana 3500. 4.3l. Express 2500. 4.3l. Express 2500. 6.6l. Express 3500. 6.6l. Savana 2500. 4.3l. Savana 2500. 6.6l. Savana 3500. 6.6l.