WELLS 56SCMB79 Oil Pressure Sender Sts

( Brand: Wells ), ( Type: Oil Pressure Sender ), ( Manufacturer Part Number: 56SCMB79 ), ( Fits 1: 2013-2015 Cadillac Ats ), ( Fits 2: 2004-2015 Cadillac Cts ), ( Fits 3: 2004-2011 Cadillac Srx ), ( Fit Note: Engine Oil Pressure Switch For Mating Connector Use 1p1065 ), ( Manufacturer Warranty: 12 Month Warranty ), ( Attention: Please Read All Notes To Confirm Fitment ), ( Cs-sku: 400 )

Review WELLS Oil Pressure Sender Sts fits ATS CTS SRX 2004–2009

The Welles 56SCMB79 Oil Pressure Sender is a crucial component in maintaining the optimal performance and health of your 2004 to 2009 ATS, CTS, SRX, and STS vehicles from Cadillac. This oil pressure sender is specifically designed to provide accurate and reliable oil pressure readings to the vehicle's dashboard gauge.

The oil pressure sender features a robust and durable design, with a high-quality, corrosion-resistant housing made of brass. The sensor element inside the sender is made of a precision-machined steel body, ensuring long-lasting durability and stability. The sensor tip is designed to accurately measure the oil pressure in your engine, providing an accurate and reliable reading to the dashboard gauge.

The oil pressure sender comes with a pre-installed O-ring seal, ensuring a secure and leak-free installation. The sensor is designed to work with the factory wiring harness, making installation a straightforward process. The sender is also compatible with both manual and electric oil pumps, making it a versatile solution for a wide range of engine configurations.

The Welles 56SCMB79 Oil Pressure Sender is designed to meet or exceed OEM specifications, ensuring that it provides accurate and reliable readings. The sender is also backed by a comprehensive 12-month warranty, giving you peace of mind and protection against any manufacturing defects.

In summary, the Welles 56SCMB79 Oil Pressure Sender is a high-quality and durable component designed to meet the specific needs of your 2004 to 2009 Cadillac ATS, CTS, SRX, and STS vehicles. Its robust design, accurate sensor, and compatibility with both manual and electric oil pumps make it an excellent choice for maintaining the performance and health of your vehicle. Plus, the 12-month warranty ensures that you are protected against any manufacturing defects.

Buying a Wells 56SCMB79 oil pressure sender for use in a 2004 to 2009 ATS, CTS, SRX, or STS may be a viable solution for those experiencing oil pressure sensor issues. Here are some potential pros and cons to consider before making a purchase.

1. OEM Compatibility: This oil pressure sender is a direct fit for the specified Buick and Cadillac models, ensuring proper functionality and compatibility with the vehicle's systems.

2. Improved Performance: A faulty oil pressure sender can cause various drivability issues, including poor engine performance, rough idling, and even engine damage. Replacing the faulty part with a new, functional oil pressure sender can help restore optimal engine performance.

3. Reliable: Wells is a well-known and reputable automotive parts manufacturer, increasing the likelihood of receiving a high-quality product.

1. Cost: While the cost of the Wells 56SCMB79 oil pressure sender is not excessively high, it may still represent a significant investment for some vehicle owners. It's essential to consider the overall cost-benefit of the purchase.

2. Installation Complexity: Installing an oil pressure sender can be a challenging process, especially for those without automotive experience. It may require specialized tools and knowledge, which could add to the overall cost and time investment.

3. Availability: Depending on the location and availability of the part, there may be a delay in receiving the oil pressure sender, which could result in additional downtime for the vehicle.

In conclusion, purchasing a Wells 56SCMB79 oil pressure sender for a 2004 to 2009 Buick ATS, Cadillac CTS, SRX, or STS can offer several benefits, including improved engine performance, OEM compatibility, and reliability. However, it also comes with some potential drawbacks, such as the cost, installation complexity, and availability. Ultimately, the decision to purchase this part depends on the individual's specific circumstances, including the severity of the oil pressure sender issue and their comfort level with automotive repairs. If the vehicle is essential for daily transportation, it may be worth considering the investment in the new oil pressure sender to restore optimal engine performance and avoid potential drivability issues. If the vehicle is older or no longer in frequent use, the cost and complexity of the installation may not be worth the investment.

Details:

Oil Pressure Sender 56SCMB79 for ATS CTS SRX STS 2004 2005 2006 2007 2008 2009: Brand: Wells condition: New, Notes Engine Switch For Mating Connector Use 1P1065, Specifications Color:Black, Silver, Quantity:1. 2004 - 2009 Cadillac SRX 3.6L V6.

part #: 56scmb79 price

• $43.59

specifications pumppruner:

• for models: Ats, Cts, Srx
• for years: 2004-2009
• brand: Wells
• type: Oil Pressure Sender
• manufacturer part number: 56SCMB79
• fits 1: 2013-2015 Cadillac Ats
• fits 2: 2004-2015 Cadillac Cts
• fits 3: 2004-2011 Cadillac Srx
• fit note: Engine Oil Pressure Switch For Mating Connector Use 1p1065
• manufacturer warranty: 12 Month Warranty
• attention: Please Read All Notes To Confirm Fitment
• cs-sku: 400

offer pumppruner:

• availability: In Stock
• started: October 19, 2025
• sold: 0
• options: Ship-to-home
• quantity: 1

seller pumppruner:

• rating: 91.5%
• # reviews: 52960
• city: Phoenix, Arizona

general pumppruner:

• condition: New
• Car Truck Parts Accessories > Engines Engine Parts > Oil Pumps Parts

returns pumppruner:

• time: 30 Days
• policy: Returns Accepted
• paid by: Seller

shipping pumppruner:

• class: Standard
• type: Fixed
• cost: $0.00
• transit: 3-6 Days
• service: Standard

payments pumppruner:

• credit card: Discover
• other
• wallet: Google-pay

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