Need expert help? Reach out to us via live chat MON-SAT, 9AM to 5PM ET, for support. Our specialists are ready to assist you!
Select vehicle to confirm fitment
Engine Oil Pressure Switch
PART#: PS-270
Standard Ignition
+ 0 More
Interchanges
| Brand | Part # |
|---|
| ACDelco | 25535479 |
| Advan-tech | 7G3 |
| Airtex | 1S6647 |
| BWD | S4116 |
| CARQUEST Premium By WELLS | 53-33595 / 5333595 |
| Carquest Premium Vehicle Solutions | SBC1066 |
| Carquest Standard Filters | 57308 |
| Carquest Vehicle Solutions | 59A1029 |
| Cartek | 8139 |
| Duralast | PS234 |
| Echlin | OP6689 |
| General Motors | 25535479 |
| HOLSTEIN | 2OPS0084 |
| KEM | PS191 |
| MasterPro | 2-8139 / 28139 |
| MasterPro Ignition | 2-8139 / 28139 |
| NAPA Mileage Plus | OP6689SB |
| Original Engine Management | 8139 |
| Rostra Powertrain | 50-1250 / 501250 |
| T Series | PS270T |
Fitments
| Year | Make | Model | Submodel | Engine | Fuel Type | Position | Note |
|---|---|---|---|---|---|---|---|
| 1999 | Buick | LeSabre | Limited | 3.8V6 | GAS | Light | |
| 1999 | Buick | LeSabre | Custom | 3.8V6 | GAS | Light | |
| 1999 | Buick | Riviera | Base | 3.8V6 | GAS | Light | |
| 1999 | Oldsmobile | 88 | 50th Anniversary Edition | 3.8V6 | GAS | Light | |
| 1999 | Oldsmobile | 88 | Royale | 3.8V6 | GAS | Light | |
| 1999 | Oldsmobile | 88 | Royale LS | 3.8V6 | GAS | Light | |
| 1999 | Oldsmobile | LSS | Base | 3.8V6 | GAS | Light | |
| 1998 | Buick | LeSabre | Custom | 3.8V6 | GAS | Light | |
| 1998 | Buick | LeSabre | Limited | 3.8V6 | GAS | Light | |
| 1998 | Buick | Riviera | Base | 3.8V6 | GAS | Light | |
| 1998 | Oldsmobile | 88 | Royale | 3.8V6 | GAS | Light | |
| 1998 | Oldsmobile | 88 | Royale LS | 3.8V6 | GAS | Light | |
| 1998 | Oldsmobile | LSS | Base | 3.8V6 | GAS | Light | |
| 1998 | Oldsmobile | Regency | Base | 3.8V6 | GAS | Gauge; Light | |
| 1997 | Buick | LeSabre | Limited | 3.8V6 | GAS | Light | |
| 1997 | Buick | LeSabre | Custom | 3.8V6 | GAS | Light | |
| 1997 | Buick | Riviera | Base | 3.8V6 | GAS | Light | |
| 1997 | Oldsmobile | 88 | Royale LS | 3.8V6 | GAS | Light | |
| 1997 | Oldsmobile | 88 | Royale | 3.8V6 | GAS | Light | |
| 1997 | Oldsmobile | LSS | Base | 3.8V6 | GAS | Light | |
| 1997 | Oldsmobile | Regency | Base | 3.8V6 | GAS | Light | |
| 1996 | Buick | LeSabre | Custom | 3.8V6 | GAS | Light | |
| 1996 | Buick | LeSabre | Limited | 3.8V6 | GAS | Light | |
| 1996 | Buick | Park Avenue | Base | 3.8V6 | GAS | Light | |
| 1996 | Buick | Park Avenue | Ultra | 3.8V6 | GAS | Light | |
| 1996 | Buick | Regal | Custom | 3.8V6 | GAS | Alternate Number; Gauge | |
| 1996 | Buick | Regal | Gran Sport | 3.8V6 | GAS | Alternate Number; Gauge | |
| 1996 | Buick | Regal | Limited | 3.8V6 | GAS | Alternate Number; Gauge | |
| 1996 | Buick | Regal | Olympic Gold Edition | 3.8V6 | GAS | Alternate Number; Gauge | |
| 1996 | Buick | Riviera | Base | 3.8V6 | GAS | Light | |
| 1996 | Oldsmobile | 98 | Regency Elite | 3.8V6 | GAS | Light | |
| 1996 | Oldsmobile | 88 | Royale | 3.8V6 | GAS | Light | |
| 1996 | Oldsmobile | 88 | Royale LS | 3.8V6 | GAS | Light | |
| 1996 | Oldsmobile | LSS | Base | 3.8V6 | GAS | Light | |
| 1995 | Buick | LeSabre | Limited | 3.8V6 | GAS | Light | |
| 1995 | Buick | LeSabre | Custom | 3.8V6 | GAS | Light | |
| 1995 | Buick | Park Avenue | Ultra | 3.8V6 | GAS | Light | |
| 1995 | Buick | Park Avenue | Base | 3.8V6 | GAS | Light | |
| 1995 | Buick | Regal | Gran Sport | 3.8V6 | GAS | Alternate Number; Gauge; Light | |
| 1995 | Buick | Regal | Custom | 3.8V6 | GAS | Alternate Number; Gauge; Light | |
| 1995 | Buick | Regal | Limited | 3.8V6 | GAS | Alternate Number; Gauge; Light | |
| 1995 | Buick | Regal | Custom | 3.1V6 | GAS | Alternate Number; Gauge | |
| 1995 | Buick | Riviera | Base | 3.8V6 | GAS | Light | |
| 1995 | Oldsmobile | 98 | Regency Elite | 3.8V6 | GAS | Light | |
| 1995 | Oldsmobile | 88 | Royale LS | 3.8V6 | GAS | Light | |
| 1995 | Oldsmobile | 88 | Royale | 3.8V6 | GAS | Light | |
| 1995 | Oldsmobile | 88 | Royale LSS | 3.8V6 | GAS | Light | |
| 1994 | Buick | LeSabre | Custom | 3.8V6 | GAS | Light | |
| 1994 | Buick | LeSabre | Limited | 3.8V6 | GAS | Light | |
| 1994 | Buick | Park Avenue | Base | 3.8V6 | GAS | Light | |
| 1994 | Buick | Park Avenue | Ultra | 3.8V6 | GAS | Light | |
| 1994 | Buick | Regal | Gran Sport | 3.8V6 | GAS | Light | |
| 1994 | Buick | Regal | Limited | 3.8V6 | GAS | Light | |
| 1994 | Buick | Regal | Custom | 3.8V6 | GAS | Light | |
| 1994 | Oldsmobile | 98 | Regency Elite | 3.8V6 | GAS | Light | |
| 1994 | Oldsmobile | 98 | Regency | 3.8V6 | GAS | Light | |
| 1994 | Oldsmobile | 88 | Royale | 3.8V6 | GAS | Alternate Number; Gauge | |
| 1994 | Oldsmobile | 88 | Royale LS | 3.8V6 | GAS | Alternate Number; Gauge | |
| 1994 | Pontiac | Bonneville | SSEi | 3.8V6 | GAS | Light | |
| 1994 | Pontiac | Bonneville | SE | 3.8V6 | GAS | Light | |
| 1994 | Pontiac | Bonneville | SSE | 3.8V6 | GAS | Light | |
| 1993 | Buick | Century | Custom | 3.3V6 | GAS | Alternate Number; Gauge; Light | |
| 1993 | Buick | Century | Special | 2.2L4 | GAS | Alternate Number; Gauge | |
| 1993 | Buick | Century | Limited | 2.2L4 | GAS | Alternate Number; Gauge | |
| 1993 | Buick | Century | Special | 3.3V6 | GAS | Alternate Number; Gauge; Light | |
| 1993 | Buick | Century | Limited | 3.3V6 | GAS | Alternate Number; Gauge; Light | |
| 1993 | Buick | Century | Custom | 2.2L4 | GAS | Alternate Number; Gauge | |
| 1993 | Buick | LeSabre | Limited | 3.8V6 | GAS | Light | |
| 1993 | Buick | LeSabre | Custom | 3.8V6 | GAS | Light | |
| 1993 | Buick | Park Avenue | Ultra | 3.8V6 | GAS | Light | |
| 1993 | Buick | Park Avenue | Base | 3.8V6 | GAS | Light | |
| 1993 | Buick | Regal | Custom | 3.8V6 | GAS | Light | |
| 1993 | Buick | Regal | Limited | 3.8V6 | GAS | Light | |
| 1993 | Buick | Regal | Gran Sport | 3.8V6 | GAS | Light | |
| 1993 | Buick | Riviera | Luxury | 3.8V6 | GAS | Light | |
| 1993 | Oldsmobile | 98 | Regency Elite | 3.8V6 | GAS | Light | |
| 1993 | Oldsmobile | 98 | Regency | 3.8V6 | GAS | Light | |
| 1993 | Oldsmobile | 98 | Touring | 3.8V6 | GAS | Light | |
| 1993 | Oldsmobile | Cutlass Ciera | SL | 3.3V6 | GAS | Alternate Number; Gauge; Light | |
| 1993 | Oldsmobile | Cutlass Ciera | Base | 2.2L4 | GAS | Alternate Number; Gauge | |
| 1993 | Oldsmobile | Cutlass Ciera | Base | 3.3V6 | GAS | Alternate Number; Gauge; Light | |
| 1993 | Oldsmobile | Cutlass Ciera | S | 3.3V6 | GAS | Alternate Number; Gauge; Light | |
| 1993 | Oldsmobile | Cutlass Ciera | S | 2.2L4 | GAS | Alternate Number; Gauge | |
| 1993 | Oldsmobile | Cutlass Cruiser | Base | 3.3V6 | GAS | Alternate Number; Gauge; Light | |
| 1993 | Oldsmobile | Cutlass Cruiser | S | 3.3V6 | GAS | Alternate Number; Gauge; Light | |
| 1993 | Oldsmobile | 88 | Royale LS | 3.8V6 | GAS | Alternate Number; Gauge | |
| 1993 | Oldsmobile | 88 | Royale | 3.8V6 | GAS | Alternate Number; Gauge | |
| 1993 | Pontiac | Bonneville | SE | 3.8V6 | GAS | Light | |
| 1993 | Pontiac | Bonneville | SSEi | 3.8V6 | GAS | Light | |
| 1993 | Pontiac | Bonneville | SSE | 3.8V6 | GAS | Light | |
| 1992 | Buick | Century | Limited | 2.5L4 | GAS | Alternate Number; Gauge | |
| 1992 | Buick | Century | Special | 2.5L4 | GAS | Alternate Number; Gauge | |
| 1992 | Buick | Century | Limited | 3.3V6 | GAS | Alternate Number; Gauge; Light | |
| 1992 | Buick | Century | Special | 3.3V6 | GAS | Alternate Number; Gauge; Light | |
| 1992 | Buick | Century | Custom | 2.5L4 | GAS | Alternate Number; Gauge | |
| 1992 | Buick | Century | Custom | 3.3V6 | GAS | Alternate Number; Gauge; Light | |
| 1992 | Buick | LeSabre | Custom | 3.8V6 | GAS | Light | |
| 1992 | Buick | LeSabre | Limited | 3.8V6 | GAS | Light | |
| 1992 | Buick | Park Avenue | Ultra | 3.8V6 | GAS | Light | |
| 1992 | Buick | Park Avenue | Base | 3.8V6 | GAS | Light | |
| 1992 | Buick | Regal | Gran Sport | 3.8V6 | GAS | Light | |
| 1992 | Buick | Regal | Limited | 3.8V6 | GAS | Light | |
| 1992 | Buick | Regal | Custom | 3.8V6 | GAS | Light | |
| 1992 | Buick | Riviera | Luxury | 3.8V6 | GAS | Light | |
| 1992 | Oldsmobile | 98 | Regency | 3.8V6 | GAS | Light | |
| 1992 | Oldsmobile | 98 | Regency Elite | 3.8V6 | GAS | Light | |
| 1992 | Oldsmobile | 98 | Touring | 3.8V6 | GAS | Light | |
| 1992 | Oldsmobile | Cutlass Ciera | SL | 3.3V6 | GAS | Light | |
| 1992 | Oldsmobile | Cutlass Ciera | Base | 3.3V6 | GAS | Light | |
| 1992 | Oldsmobile | Cutlass Ciera | S | 3.3V6 | GAS | Light | |
| 1992 | Oldsmobile | Cutlass Cruiser | S | 3.3V6 | GAS | Light | |
| 1992 | Oldsmobile | Cutlass Cruiser | SL | 3.3V6 | GAS | Light | |
| 1992 | Oldsmobile | 88 | Royale | 3.8V6 | GAS | Alternate Number; Gauge | |
| 1992 | Oldsmobile | 88 | Royale LS | 3.8V6 | GAS | Alternate Number; Gauge | |
| 1992 | Pontiac | Bonneville | SSE | 3.8V6 | GAS | Light | |
| 1992 | Pontiac | Bonneville | SE | 3.8V6 | GAS | Light | |
| 1992 | Pontiac | Bonneville | SSEi | 3.8V6 | GAS | Light | |
| 1991 | Buick | Century | Special | 2.5L4 | GAS | Alternate Number; Gauge | |
| 1991 | Buick | Century | Special | 3.3V6 | GAS | Alternate Number; Gauge; Light | |
| 1991 | Buick | Century | Limited | 2.5L4 | GAS | Alternate Number; Gauge | |
| 1991 | Buick | Century | Limited | 3.3V6 | GAS | Alternate Number; Gauge; Light | |
| 1991 | Buick | Century | Custom | 2.5L4 | GAS | Alternate Number; Gauge | |
| 1991 | Buick | Century | Custom | 3.3V6 | GAS | Alternate Number; Gauge; Light | |
| 1991 | Buick | LeSabre | Limited | 3.8V6 | GAS | Light | |
| 1991 | Buick | LeSabre | Base | 3.8V6 | GAS | Light | |
| 1991 | Buick | LeSabre | Custom | 3.8V6 | GAS | Light | |
| 1991 | Buick | Park Avenue | Base | 3.8V6 | GAS | Light | |
| 1991 | Buick | Park Avenue | Ultra | 3.8V6 | GAS | Light | |
| 1991 | Buick | Regal | Gran Sport | 3.8V6 | GAS | Light | |
| 1991 | Buick | Regal | Limited | 3.8V6 | GAS | Light | |
| 1991 | Buick | Regal | Custom | 3.8V6 | GAS | Light | |
| 1991 | Buick | Riviera | Luxury | 3.8V6 | GAS | Light | |
| 1991 | Oldsmobile | 98 | Regency Elite | 3.8V6 | GAS | Light | |
| 1991 | Oldsmobile | 98 | Touring | 3.8V6 | GAS | Light | |
| 1991 | Oldsmobile | Cutlass Ciera | Base | 3.3V6 | GAS | Light | |
| 1991 | Oldsmobile | Cutlass Ciera | SL | 3.3V6 | GAS | Light | |
| 1991 | Oldsmobile | Cutlass Ciera | S | 3.3V6 | GAS | Light | |
| 1991 | Oldsmobile | Cutlass Cruiser | S | 3.3V6 | GAS | Light | |
| 1991 | Oldsmobile | Cutlass Cruiser | SL | 3.3V6 | GAS | Light | |
| 1991 | Oldsmobile | Delta 88 | Royale Brougham | 3.8V6 | GAS | Alternate Number; Gauge; Light | |
| 1991 | Oldsmobile | Delta 88 | Royale | 3.8V6 | GAS | Alternate Number; Gauge; Light | |
| 1991 | Pontiac | Bonneville | SSE | 3.8V6 | GAS | Alternate Number; Gauge | |
| 1991 | Pontiac | Bonneville | LE | 3.8V6 | GAS | Alternate Number; Gauge | |
| 1991 | Pontiac | Bonneville | SE | 3.8V6 | GAS | Alternate Number; Gauge | |
| 1990 | Buick | Electra | Limited | 3.8V6 | GAS | Alternate Number; Gauge; Light | |
| 1990 | Buick | Electra | T-Type | 3.8V6 | GAS | Alternate Number; Gauge; Light | |
| 1990 | Buick | Electra | Park Avenue | 3.8V6 | GAS | Alternate Number; Gauge; Light | |
| 1990 | Buick | Electra | Park Avenue Ultra | 3.8V6 | GAS | Alternate Number; Gauge; Light | |
| 1990 | Buick | LeSabre | Limited | 3.8V6 | GAS | Light | |
| 1990 | Buick | LeSabre | Base | 3.8V6 | GAS | Light | |
| 1990 | Buick | LeSabre | Custom | 3.8V6 | GAS | Light | |
| 1990 | Buick | Regal | Limited | 3.1V6 | GAS | 4 Term; Light | |
| 1990 | Buick | Regal | Limited | 3.8V6 | GAS | Light | |
| 1990 | Buick | Regal | Gran Sport | 3.8V6 | GAS | Light | |
| 1990 | Buick | Regal | Custom | 3.1V6 | GAS | 4 Term; Light | |
| 1990 | Buick | Regal | Custom | 3.8V6 | GAS | Light | |
| 1990 | Oldsmobile | 98 | Regency Touring | 3.8V6 | GAS | Light | |
| 1990 | Oldsmobile | 98 | Regency Brougham | 3.8V6 | GAS | Light | |
| 1990 | Oldsmobile | 98 | Regency | 3.8V6 | GAS | Light | |
| 1990 | Oldsmobile | Delta 88 | Royale Brougham | 3.8V6 | GAS | Light | |
| 1990 | Oldsmobile | Delta 88 | Royale | 3.8V6 | GAS | Light | |
| 1990 | Oldsmobile | Toronado | Trofeo | 3.8V6 | GAS | Light | |
| 1990 | Oldsmobile | Toronado | Base | 3.8V6 | GAS | Light | |
| 1990 | Pontiac | Bonneville | SE | 3.8V6 | GAS | Alternate Number; Gauge | |
| 1990 | Pontiac | Bonneville | LE | 3.8V6 | GAS | Alternate Number; Gauge | |
| 1990 | Pontiac | Bonneville | SSE | 3.8V6 | GAS | Alternate Number; Gauge |
Specifications
| Connector Gender | Female |
| Terminal Gender | Male |
| Terminal Quantity | 4 |
| Terminal Type | Blade |
Warranty
We offer a 2-year warranty on all parts that we sell. If the part fails within 2 years of purchase, please contact us for instructions to replace it. The warranty does not cover normal wear and tear or improper installation. On many parts, we also offer Extend product protection, which is a way to add up to 3 additional years for 5 total years of worry free coverage. Select your preferred term length and you're covered!
Delivery & Returns
Delivery Info
Newparts.com is your go to store for all parts and accessories at the best price and delivered quickly. Every order we ship receives a tracking number so that you can watch it all the way until it reaches your door. We only ship using the major shipping carriers like FedEx, UPS and USPS to ensure quick and safe delivery of your new car parts order.
Returns Info
Newparts.com offers a thirty (30) day return for refund for all items purchased through Newparts.com. To qualify for return and refund, all items must be new and in their original manufacturers box. To initiate a return, please contact our customer service. This information is only a summary. Complete shipping and return policy information can be found in our web site policies.
