YSIL Engine Oil Pressure Sensor Switch Sending Unit for Chevy Chevrolet Silverado GMC Buick Cadillac Sierra 12677836 12616646 D1846A 4.8L 5.3L 6.0L 6.2LDiscount

【Dimensional verification instructions】Compatible with 2004-2008 Buick Allure, Rainier, LaCrosse; Cadillac CTS, Escalade; Chevy Chevrolet Avalanche, Corvette, Express, Impala, Monte Carlo, Silverado, Suburban, Tahoe, Trailblazer, SSR; GMC Envoy, Sierra, Savana, Yukon; Hummer; ISUZU; Pontiac; SAAB. Please compare and confirm with our product size based on the owner’s manual or original part number or size.

【Replace OE Part Number】OEM: 12616646 12677836 D1846A 12556117 926040 12614969 12585328 12585328 12614969 1S10786 OP6196 OP6196SB PS308 PS308T PS340 PT1825 S4202 S4202P and so on.

【Superior material】The oil pressure switch is made of high quality aluminium with strong diaphragm and structurally stable spring, lightweight, anti-rust, colorfast, high temperature resistance. Manufactured 1:1 according to the original parts data. Closer matching with the corresponding fuel system model, making people safer.

【Install Easily】You can replace parts by yourself and solve your vehicle problems. The oil pressure switch is installed in the main oil duct of the engine, near the oil pressure sending unit in the oil pan. Find the old oil pressure sensor, and use raw material tape to wrap the thread before screwing it on, so as to save you a lot of money and time.

【Working principle】It is installed on the main oil duct of the engine. When the engine is running,the pressure measuring device detects the pressure of the oil, converts the pressure signal into an electrical signal and sends it to the signal processing circuit. After voltage and current amplification, the amplified pressure signal is connected to the oil pressure indicator through a signal wire, changing the ratio of the current passing through the two coils inside the oil pressure indicator.

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