ENA Oil Pressure Sensor Switch PS245 D1808A (19244501) — Direct-Fit OE-Style Replacement, 1-Year Warranty

This sensor replaces worn or faulty oil pressure switches and is manufactured to meet OE-style fit and function for compatible Chevrolet, GMC, Buick, Pontiac, Oldsmobile and Isuzu models. It helps the engine management and dashboard gauge or warning lamp get the correct oil pressure signal so you can rely on timely alerts and accurate gauge readings. Before purchase, confirm fitment with your vehicle details to guarantee compatibility.

Which vehicles and engines does this ENA sensor fit?

The ENA PS245 D1808A covers many GM platforms across model years primarily between 1985 and 2002. Fitment includes full-size pickups, SUVs, light-duty trucks and some passenger cars with various V6 and V8 engines. Use your vehicle year, make, model and engine size to verify exact compatibility.

• Chevrolet: Cavalier, S-10, C1500/C2500/C3500 series (selected years)
• GMC: C/K series, Jimmy, Yukon, 3500HD (selected years)
• Also fits certain Buick, Pontiac, Oldsmobile and Isuzu models in the listed year ranges
• Supported engine displacements include 2.0L–7.4L gasoline and diesel options where applicable

How does this replacement sensor match the original part?

This ENA unit is sold as a direct replacement for multiple OE numbers and aftermarket equivalents, designed to replicate the electrical and mechanical interface of the original switch. That makes installation straightforward and minimizes compatibility issues when swapping the old sensor for the new one. It ships as a single sensor with a one-year limited warranty.

• Cross-references numerous OE numbers such as 19244501 and PS245
• Single-sensor package includes mounting thread and electrical connector matching OE style
• Intended to restore correct gauge or warning circuit operation when installed properly

What should I know about installation and testing?

Installation is typically a simple mechanical swap and does not require specialized tools beyond a pressure-sensor socket or appropriate wrenches. After mounting, verify electrical connector engagement and test for proper operation by observing gauge response or using a multimeter. If unsure, have a qualified technician perform the replacement.

• Confirm thread size and connector type match your vehicle before installation
• Tighten to manufacturer torque specs to avoid leaks or damage
• Test with ignition on and engine running to confirm correct signal behavior

What comes in the box and what warranty covers it?

Each purchase includes one ENA oil pressure sensor and is backed by a one-year limited warranty covering manufacturing defects. Keep proof of purchase and installation details for warranty claims. The warranty does not replace normal wear or damage from improper installation.

• Package contents: 1 x ENA Oil Pressure Sensor (PS245 / D1808A compatible)
• One-year limited warranty on defects — retain receipt for service
• Check vehicle fitment tool on the product page before ordering

Who is this for? If you own a qualifying Chevy, GMC, Buick, Pontiac, Oldsmobile or Isuzu vehicle from the listed model years and you’re experiencing inaccurate oil pressure readings, dashboard lamp faults, or you simply want a reliable direct-fit replacement sensor, this ENA switch is built to match OE-style fitment and restore proper oil pressure signaling. Ideal for DIY mechanics and professional shops looking for an affordable replacement with a straightforward installation path. Always verify exact fitment for your vehicle model and engine before purchase.