HomeEngine > SwitchesStandard Ignition PS-256 Engine Oil Pressure Switch
Part #: PS-256

Standard Ignition PS-256 Engine Oil Pressure Switch

⚙️ 81 vehicles fit this part
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🚗Fitment: Chevrolet, GMC, Buick, Cadillac, Oldsmobile, and Pontiac, C1500, C2500, C3500, K1500, K2500, K3500, S10, S10 Blazer, S15, S15 Jimmy, Corvette, Skyhawk, Cimarron, Camaro, Cavalier, Firenza, and J2000
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Overview of Standard Ignition Engine Oil Pressure Switch PS-256

The Standard Ignition PS-256 engine oil pressure switch is designed for reliable monitoring of oil pressure in select GM vehicles. This switch features a male connector and three male blade terminals, ensuring secure electrical connections for accurate engine performance feedback.

  • Connector Gender: Male for secure plug-in connection
  • Terminal Gender: Male blade terminals
  • Terminal Quantity: 3 terminals for multi-point connectivity
  • Terminal Type: Blade terminals for standard automotive wiring
  • Compatible with Buick, Cadillac, Chevrolet, GMC, Oldsmobile, and Pontiac models

Detailed Product Description

The PS-256 engine oil pressure switch from Standard Ignition is engineered to provide precise oil pressure readings critical for engine health monitoring. Its male connector and three male blade terminals facilitate straightforward installation and reliable electrical contact. This switch is compatible with a range of GM vehicles including Chevrolet C1500, C2500, C3500, Camaro, Cavalier, Corvette, GMC K1500, K2500, K3500, and others such as Buick Skyhawk and Pontiac Firebird models. The blade terminal design supports standard automotive wiring harnesses, making it a practical replacement part for maintaining proper engine oil pressure signaling.

Common Applications and Problem Resolution

  • Detects low or high engine oil pressure to prevent engine damage
  • Replaces faulty or leaking oil pressure switches causing inaccurate gauge readings
  • Resolves oil pressure warning light issues on compatible GM trucks and cars
  • Ensures proper operation of engine control systems dependent on oil pressure data
  • Prevents engine performance problems related to oil pressure sensor failure

Installation Notes and Tips

  • Ensure engine is cool before removing the old oil pressure switch
  • Disconnect the battery to avoid electrical shorts during installation
  • Use appropriate tools to avoid damaging the male blade terminals or connector
  • Verify compatibility with your specific make and model before installation
  • Check for oil leaks after installation and tighten connections as needed

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications for fit, form, and function. The PS-256 engine oil pressure switch undergoes rigorous quality control to ensure durability and reliable performance. Warranty coverage details should be confirmed with the product documentation or distributor, as they may vary by region.

BrandStandard Ignition
Part NumberPS-256
Connector GenderMale
Terminal GenderMale
Terminal TypeBlade

This part fits 81 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1991ChevroletC15006.2LV8N/ACompatible with engines that have oil pressure gauges.
1991ChevroletC25006.2LV8N/ACompatible with engines that have oil pressure gauges.
1991ChevroletC35006.2LV8N/ACompatible with engines that have oil pressure gauges.
1991ChevroletK15006.2LV8N/ACompatible with engines that have oil pressure gauges.
1991ChevroletK25006.2LV8N/ACompatible with engines that have oil pressure gauges.
1991ChevroletK35006.2LV8N/ACompatible with engines that have oil pressure gauges.
1991GMCC15006.2LV8N/ACompatible with engines that have oil pressure gauges.
1991GMCC25006.2LV8N/ACompatible with engines that have oil pressure gauges.
1991GMCC35006.2LV8N/ACompatible with engines that have oil pressure gauges.
1991GMCK15006.2LV8N/ACompatible with engines that have oil pressure gauges.
1991GMCK25006.2LV8N/ACompatible with engines that have oil pressure gauges.
1991GMCK35006.2LV8N/ACompatible with engines that have oil pressure gauges.
1990ChevroletC15006.2LV8N/ACompatible with engines that have oil pressure gauges.
1990ChevroletC25006.2LV8N/ACompatible with engines that have oil pressure gauges.
1990ChevroletC35006.2LV8N/ACompatible with engines that have oil pressure gauges.
1990ChevroletK15006.2LV8N/ACompatible with engines that have oil pressure gauges.
1990ChevroletK25006.2LV8N/ACompatible with engines that have oil pressure gauges.
1990ChevroletK35006.2LV8N/ACompatible with engines that have oil pressure gauges.
1990GMCC15006.2LV8N/ACompatible with engines that have oil pressure gauges.
1990GMCC25006.2LV8N/ACompatible with engines that have oil pressure gauges.
1990GMCC35006.2LV8N/ACompatible with engines that have oil pressure gauges.
1990GMCK15006.2LV8N/ACompatible with engines that have oil pressure gauges.
1990GMCK25006.2LV8N/ACompatible with engines that have oil pressure gauges.
1990GMCK35006.2LV8N/ACompatible with engines that have oil pressure gauges.
1989ChevroletC15006.2LV8N/ACompatible with engines that have oil pressure gauges.
1989ChevroletC25006.2LV8N/ACompatible with engines that have oil pressure gauges.
1989ChevroletC35006.2LV8N/ACompatible with engines that have oil pressure gauges.
1989ChevroletK15006.2LV8N/ACompatible with engines that have oil pressure gauges.
1989ChevroletK25006.2LV8N/ACompatible with engines that have oil pressure gauges.
1989ChevroletK35006.2LV8N/ACompatible with engines that have oil pressure gauges.
1989GMCC15006.2LV8N/ACompatible with engines that have oil pressure gauges.
1989GMCC25006.2LV8N/ACompatible with engines that have oil pressure gauges.
1989GMCC35006.2LV8N/ACompatible with engines that have oil pressure gauges.
1989GMCK15006.2LV8N/ACompatible with engines that have oil pressure gauges.
1989GMCK25006.2LV8N/ACompatible with engines that have oil pressure gauges.
1989GMCK35006.2LV8N/ACompatible with engines that have oil pressure gauges.
1988ChevroletC15006.2LV8N/ACompatible with engines that have oil pressure gauges.
1988ChevroletC25006.2LV8N/ACompatible with engines that have oil pressure gauges.
1988ChevroletC35006.2LV8N/ACompatible with engines that have oil pressure gauges.
1988ChevroletK15006.2LV8N/ACompatible with engines that have oil pressure gauges.
1988ChevroletK25006.2LV8N/ACompatible with engines that have oil pressure gauges.
1988ChevroletK35006.2LV8N/ACompatible with engines that have oil pressure gauges.
1988ChevroletS102.8LV6N/Aw/ Rally Gauge Package; Gauge
1988ChevroletS102.5LL4N/ACompatible with engines that have oil pressure gauges.
1988ChevroletS10 Blazer2.5LL4N/ACompatible with engines that have oil pressure gauges.
1988ChevroletS10 Blazer2.8LV6N/Aw/ Rally Gauge Package; 3 Term.; Gauge
1988GMCC15006.2LV8N/ACompatible with engines that have oil pressure gauges.
1988GMCC25006.2LV8N/ACompatible with engines that have oil pressure gauges.
1988GMCC35006.2LV8N/ACompatible with engines that have oil pressure gauges.
1988GMCK15006.2LV8N/ACompatible with engines that have oil pressure gauges.
1988GMCK25006.2LV8N/ACompatible with engines that have oil pressure gauges.
1988GMCK35006.2LV8N/ACompatible with engines that have oil pressure gauges.
1988GMCS152.5LL4N/ACompatible with engines that have oil pressure gauges.
1988GMCS152.8LV6N/AEngine Oil Pressure Switch fits vehicles with 3 Term Gauge
1988GMCS15 Jimmy2.5LL4N/ACompatible with engines that have oil pressure gauges.
1988GMCS15 Jimmy2.8LV6N/AEngine Oil Pressure Switch fits vehicles with 3 Term Gauge
1987ChevroletS102.5LL4N/ACompatible with engines that have oil pressure gauges.
1987ChevroletS102.8LV6N/AEngine Oil Pressure Switch fits vehicles with 3 Term Gauge
1987ChevroletS10 Blazer2.5LL4N/ACompatible with engines that have oil pressure gauges.
1987ChevroletS10 Blazer2.8LV6N/AEngine Oil Pressure Switch fits vehicles with 3 Term Gauge
1987GMCS152.8LV6N/AEngine Oil Pressure Switch fits vehicles with 3 Term Gauge
1987GMCS152.5LL4N/ACompatible with engines that have oil pressure gauges.
1987GMCS15 Jimmy2.5LL4N/ACompatible with engines that have oil pressure gauges.
1987GMCS15 Jimmy2.8LV6N/AEngine Oil Pressure Switch fits vehicles with 3 Term Gauge
1986ChevroletS102.8LV6N/AEngine Oil Pressure Switch fits vehicles with 3 Term Gauge
1986ChevroletS102.5LL4N/ACompatible with engines that have oil pressure gauges.
1986ChevroletS10 Blazer2.8LV6N/AEngine Oil Pressure Switch fits vehicles with 3 Term Gauge
1986ChevroletS10 Blazer2.5LL4N/ACompatible with engines that have oil pressure gauges.
1986GMCS152.8LV6N/AEngine Oil Pressure Switch fits vehicles with 3 Term Gauge
1986GMCS152.5LL4N/ACompatible with engines that have oil pressure gauges.
1986GMCS15 Jimmy2.5LL4N/ACompatible with engines that have oil pressure gauges.
1986GMCS15 Jimmy2.8LV6N/AEngine Oil Pressure Switch fits vehicles with 3 Term Gauge
1984ChevroletCorvetteN/AEngine Oil Pressure Switch fits vehicles with 3 Term Gauge
1983BuickSkyhawk2.0LL4N/AEngine Oil Pressure Switch fits vehicles with 3 Term Gauge
1983CadillacCimarronN/ACompatible with engines that have oil pressure gauges.
1983ChevroletCamaro5.0LV8N/Aw/ 80 PSI Gauge; 3 Term.; Gauge
1983ChevroletCavalierN/ACompatible with engines that have oil pressure gauges.
1983OldsmobileFirenza2.0LL4N/ACompatible with engines that have oil pressure gauges.
1983PontiacJ20002.0LL4N/ACompatible with engines that have oil pressure gauges.
1982ChevroletCamaro5.0LV8N/AEngine Oil Pressure Switch fits vehicles with 3 Term Gauge
1982ChevroletCorvetteN/ACompatible with engines that have oil pressure gauges.

* 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:

10137603140396031S66522-812850127553-336048128OP6717OP6717SBPS186PS252PS256TS4146SBC1171

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