WEITARI Oil Pressure Sensor Switch for GM Trucks & SUVs — 19244500 / PS262, Direct-Fit Replacement

WEITARI Oil Pressure Sensor Switch 19244500 (1S6635 / PS262) is a direct-fit replacement that restores accurate oil pressure signaling for compatible GM trucks, vans and SUVs.

If your oil pressure warning light acts up or you need to replace a failed pressure switch, this WEITARI unit matches factory electrical and thread specifications for many Chevrolet, GMC and related GM models from the late 1980s through the 2000s. Built as an aftermarket replacement, it’s supplied as a single, ready-to-install sensor and lists multiple original equipment numbers to help you confirm fitment.

Which vehicles will accept this oil pressure sensor switch?

This switch is designed for a wide range of General Motors platforms including pickups, SUVs, passenger vans and some sedans across model years roughly 1986–2000. Check the replacement numbers and the specific model list to confirm compatibility with your VIN or engine bay port.

• Fits many Chevrolet models: C1500/C2500/C3500, Blazer, Tahoe, S10, Suburban, Express, Corvette, Astro, and more.
• Fits GMC models: Sierra/K1500/K2500/K3500, Jimmy, Savana, Safari, Sonoma, Yukon.
• Also referenced against multiple OE part numbers such as 19244500, 1S6635, PS262 and cross-references listed.

How does installation work and what tools do I need?

Installation is straightforward for anyone comfortable working under the hood: unplug the electrical connector, remove the old sensor with a proper-sized wrench or sensor socket, and thread in the WEITARI switch. Torque to the manufacturer’s spec and reconnect the wiring.

• Typical tools: open-end wrench or oil pressure sensor socket, torque wrench, dielectric grease recommended.
• Installation time: usually 15–30 minutes depending on access and vehicle layout.
• Tip: verify electrical connector pins and clean mating surfaces before fitting the new switch.

What do the listed replacement numbers and cross-references mean for buyers?

The product lists many OE and aftermarket cross-reference numbers so you can match the WEITARI part with the number stamped on your old sensor. These references increase the chance of finding the correct replacement without guessing.

• Direct references include 19244500, 1S6635, PS262 and others shown in the product notes.
• Cross-references cover alternative supplier numbers and older OE catalog entries for various GM lines.
• Using the part numbers helps prevent ordering the wrong thread size or electrical fitment.

What should I expect in performance and longevity?

The WEITARI switch is manufactured as an aftermarket replacement to restore proper oil pressure signaling to the dash and engine management. Expect comparable electrical response and thread compatibility to original sensors when correctly installed.

• Function: sends on/off pressure signal to warning light or ECU depending on vehicle design.
• Material and finish: engineered for engine-bay conditions; follow proper torque and sealing practice.
• Warranty and testing: check seller listing for warranty terms and return policy.

Who is this for: This WEITARI Oil Pressure Sensor Switch is aimed at DIY mechanics, fleet maintenance technicians and owners of older GM trucks and vans who need a reliable, cost-effective OE-equivalent replacement. If your vehicle matches the model list or one of the cross-reference numbers and you’re replacing a malfunctioning pressure switch, this part offers a direct-fit option that saves time versus custom adapters or lengthy parts searches.