A ABIGAIL Oil Pressure Sensor for GM Trucks & SUVs — Red-Socket Direct-Fit Kit with Installation Socket

The A ABIGAIL 12677836 oil pressure sensor with red socket is a direct-fit replacement sensor and socket kit that monitors engine oil pressure and sends accurate readings to your vehicle’s control systems.

This replacement oil pressure sensor is built to meet or exceed OEM tolerances and arrives with a protective filter and a purpose-made 1 1/16-inch socket for fast installation. Designed for a wide range of GM V6 and V8 applications from the early-to-mid 2000s, the D1846A/12677836 unit restores reliable oil pressure reporting for dashboards, gauges, and onboard modules. The kit is sold as a complete drop-in service part so you can swap the sensor without sourcing extra hardware.

Which vehicles and engines will this sensor fit?

This sensor suits many Buick, Chevrolet, GMC, Pontiac and Cadillac models, especially 4.8L, 5.3L, 6.0L, 6.2L and select 7.0L engines from the 2000s. Use the provided compatibility list to verify fitment for model year and engine combinations before ordering.

• Common fits: Silverado, Sierra, Suburban, Tahoe, Avalanche, Express, Trailblazer, Envoy, Savana, Yukon, Corvette, Impala, Monte Carlo, SSR, Cadillac CTS, Escalade.
• Replaces OEM numbers such as 12556117, 12614969, 12616646, D1846A, OP6196, PS308, and others.
• Intended for 2003–2008 GM heavy-duty and passenger models listed in compatibility chart.

How easy is installation and what’s included in the kit?

The kit includes the oil pressure sensor, a replaceable filter, and a 1 1/16-inch socket that fits a 3/8" drive or a 1 1/8" hex wrench. Because the socket is matched to the sensor head, removal and torque are simplified, reducing the chance of damage during service.

• Included parts: sensor, inline filter, red 1 1/16" installation socket.
• Socket fits common ratchets and breaks loose stuck sensors without rounding the sensor head.
• Pre-checked electrical connector and thread dimensions for direct OEM fit.

What are the build quality and performance expectations?

The sensor is manufactured from durable, corrosion-resistant materials and tested to meet OEM electrical and pressure tolerances. It transmits engine oil pressure readings to the vehicle’s combination meter or engine control module with consistent performance under typical operating conditions.

• Durable housing resists oil and heat exposure common in engine bays.
• Internal switch and connector designed for stable signal transfer to dashboards and modules.
• Supplied filter helps prevent contamination that can affect sensor accuracy.

What should I know about maintenance and customer support?

Replacing a failing oil pressure sensor is routine maintenance and can prevent incorrect dashboard warnings or module errors. If you experience fitment or function issues, manufacturer customer service offers troubleshooting, replacement, or refund options to resolve problems promptly.

• Inspect wiring and connector terminals for corrosion before installation.
• Keep the included filter clean and replace if contaminated during service.
• Contact seller support for guidance, warranty service, or part exchange.

Who is this for: This A ABIGAIL oil pressure sensor kit is intended for DIY mechanics, professional technicians, and fleet owners repairing mid-2000s GM trucks, SUVs, vans and performance cars that require a direct-fit D1846A/12677836 replacement. Choose this kit when you want a complete, installation-ready sensor with a matching socket and filter for a straightforward swap that restores accurate oil pressure reporting.