HomeEngine > SwitchesStandard Ignition PS-381 Engine Oil Pressure Switch
Part #: PS-381

Standard Ignition PS-381 Engine Oil Pressure Switch

⚙️ 4 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Chevrolet, Blazer and G10
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Reliable Engine Oil Pressure Switch for Chevrolet Blazer and G10

The Standard Ignition PS-381 Engine Oil Pressure Switch is designed to provide accurate oil pressure monitoring for Chevrolet Blazer and G10 models. This switch features a no connector design, ensuring compatibility with specific engine configurations.

Key Features of Standard Ignition PS-381

  • Engine Oil Pressure Switch specifically for Chevrolet Blazer and G10
  • No connector included, suitable for direct engine integration
  • Durable construction for consistent oil pressure sensing
  • Part number PS-381 for precise identification and fitment
  • Compatible with engine systems requiring a switch without connector

Detailed Product Description

The Standard Ignition PS-381 is an engine oil pressure switch engineered to meet the requirements of Chevrolet Blazer and G10 vehicles. This part is designed without a connector, which means it is intended for applications where the switch is directly wired or connected via existing harnesses. The absence of a connector reduces potential points of failure and simplifies installation in compatible engine setups. The switch monitors oil pressure levels and signals the vehicle’s engine control system or dashboard indicator to alert the driver of any pressure irregularities, helping to prevent engine damage.

Common Applications and Issues Addressed

  • Detects low oil pressure conditions to prevent engine damage
  • Replaces faulty or worn oil pressure switches in Chevrolet Blazer and G10
  • Resolves inaccurate oil pressure readings or warning light malfunctions
  • Ensures proper engine oil pressure monitoring for vehicle safety
  • Supports maintenance of engine health by providing reliable pressure feedback

Installation Notes and Tips

  • Verify compatibility with Chevrolet Blazer and G10 engine models before installation
  • Ensure engine is cool and ignition is off prior to replacement
  • Since this switch has no connector, prepare wiring harness or terminals accordingly
  • Use appropriate tools to avoid damage to the switch or engine components
  • Test oil pressure warning system after installation to confirm proper operation

Quality Assurance and Warranty Information

Standard Ignition parts, including the PS-381 Engine Oil Pressure Switch, are manufactured to meet industry standards for durability and performance. While specific warranty details may vary, Standard Ignition typically offers coverage against defects in materials and workmanship. This ensures that the PS-381 switch provides reliable service when installed according to manufacturer guidelines.

BrandStandard Ignition
Part NumberPS-381
Connector GenderNo Connector

This part fits 4 vehicles. Search below:

YearMakeModelPositionNotes
1991ChevroletBlazerN/AEngine Oil Pressure Switch fits various car and truck makes and models.
1991ChevroletG10N/AEngine Oil Pressure Switch fits various car and truck makes and models.
1990ChevroletBlazerN/AEngine Oil Pressure Switch fits various car and truck makes and models.
1990ChevroletG10N/AEngine Oil Pressure Switch fits various car and truck makes and models.

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

1410316919190680S4049SSHS1

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.