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          ACDelco PT1537 - Fuel Sender Connector (Auxiliary)

          MPN: PT1537
          0.0
          Vehicle Specific
          Check if this part fits your vehicle.
          • $43.95
          In stock

          Product Overview

          The ACDelco PT1537 Fuel Sender Connector (Auxiliary) is designed to facilitate the efficient transfer of fuel signals between the fuel pump and the vehicle's electronic systems. This part ensures OE-level quality and reliability, providing a precise fitment for various vehicle makes including Buick, Cadillac, Chevrolet, GMC, Isuzu, Oldsmobile, and Saab. With its durable construction and dependable performance, you can trust this connector to maintain your vehicle's fuel delivery system. Choose ACDelco PT1537 for dependable performance and peace of mind every time you service your vehicle.

          Cross Reference Numbers

          This ACDelco PT1537 is equivalent to or replaces the following part numbers:

          No additional cross reference numbers available.

          Vehicle Compatibility

          • Buick (2004-2007) Rainier 4.2
          • Buick (2004-2007) Rainier 5.3 V8
          • Cadillac (2003-2004) Escalade 5.3 V8
          • Cadillac (2003-2004) Escalade 6.0 V8
          • Cadillac (2003-2004) Escalade ESV 6.0 V8
          • Cadillac (2004-2008) XLR 4.6 V8
          • Chevrolet (2002-2004) Suburban 1500 5.3 V8
          • Chevrolet (2002-2004) Tahoe 5.3 V8
          • Chevrolet (2002-2006) Trailblazer EXT 4.2
          • Chevrolet (2002-2009) Trailblazer 4.2

          This also fits other applications. Please use the vehicle selector tool to verify fitment.

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          Frequently Asked Questions

          What is the function of the ACDelco PT1537 Fuel Sender Connector?

          The ACDelco PT1537 Fuel Sender Connector is designed to connect the fuel sender to the vehicle's electrical system, ensuring accurate fuel level readings and reliable operation of the fuel system.

          Can the ACDelco PT1537 be used in multiple vehicle models?

          Yes, the ACDelco PT1537 is compatible with a range of models from Buick, Cadillac, Chevrolet, GMC, Isuzu, Oldsmobile, and Saab, making it versatile for various applications.

          What should I do if I experience issues related to fuel level readings?

          If you encounter problems with fuel level readings, consider checking the ACDelco PT1537 connector for any damage or disconnection, as it plays a vital role in signal transmission.

          Are there any specific diagnostic trouble codes (DTCs) associated with the fuel sender connector?

          While the ACDelco PT1537 is primarily a connector, issues with fuel sender circuits can sometimes trigger codes such as P0460 (Fuel Level Sensor Circuit Malfunction) and P0461 (Fuel Level Sensor Range/Performance Problem).

          Where can I order the ACDelco PT1537 Fuel Sender Connector?

          You can order the ACDelco PT1537 today for a factory-correct replacement that restores safety and performance.

            • Newparts SKU
              1722178
            • Weight
              0.2 lbs
            • Dimensions (L x W x H)
              4 x 4 x 4 in
            • Manufacturer Part #
              PT1537
          • Brand
            ACDelco
          • Position
            Auxiliary
          • Manufacturer
            ACDelco
          • MPN
            PT1537
          • Features
            Color : Gray
            Gender : Male
            Shape : Square
            Terminal Gender : Female
            Terminal Quantity : 4
            Terminal Type : Blade
            Wire Quantity : 4
            Wiring Harness Length : 16.00
          • Part Type
            Fuel Sender Connector
          • Fitment
            • Fitment Type
              Vehicle Specific
          YearMakeModelSubmodelNotes
          2016ChevroletCamaroLT (3.6 V6 GAS)Engine: LGX, VIN: S, Notes: 4-WAY FEMALE GRAY
          2003ChevroletCorvette50th Anniversary Edition (5.7 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2003ChevroletCorvette50th Anniversary Edition Pace Car (5.7 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2003ChevroletCorvetteBase (5.7 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2003ChevroletCorvetteZ06 (5.7 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2003ChevroletSilverado 3500Base (8.1 V8 GAS)Engine: L18, VIN: G, Wheelbase: 161.5, Notes: 4-WAY FEMALE GRAY
          2003ChevroletSilverado 3500LS (8.1 V8 GAS)Engine: L18, VIN: G, Wheelbase: 161.5, Notes: 4-WAY FEMALE GRAY
          2003ChevroletSilverado 3500LT (8.1 V8 GAS)Engine: L18, VIN: G, Wheelbase: 161.5, Notes: 4-WAY FEMALE GRAY
          2003ChevroletTrailblazerLS (4.2 L6 GAS)Notes: 4-WAY FEMALE GRAY
          2003ChevroletTrailblazerLT (4.2 L6 GAS)Notes: 4-WAY FEMALE GRAY
          2003ChevroletTrailblazerLTZ (4.2 L6 GAS)Notes: 4-WAY FEMALE GRAY
          2003ChevroletTrailblazerNorth Face (4.2 L6 GAS)Notes: 4-WAY FEMALE GRAY
          2003GMCSierra 3500Base (8.1 V8 GAS)Engine: L18, VIN: G, Wheelbase: 161.5, Notes: 4-WAY FEMALE GRAY
          2003GMCSierra 3500SLE (8.1 V8 GAS)Engine: L18, VIN: G, Wheelbase: 161.5, Notes: 4-WAY FEMALE GRAY
          2003GMCSierra 3500SLT (8.1 V8 GAS)Engine: L18, VIN: G, Wheelbase: 161.5, Notes: 4-WAY FEMALE GRAY
          2003GMCEnvoySLE (4.2 L6 GAS)Notes: 4-WAY FEMALE GRAY
          2003GMCEnvoySLT (4.2 L6 GAS)Notes: 4-WAY FEMALE GRAY
          2003IsuzuAscenderBase (4.2 L6 GAS)Notes: 4-WAY FEMALE GRAY
          2003IsuzuAscenderLimited (4.2 L6 GAS)Notes: 4-WAY FEMALE GRAY
          2003IsuzuAscenderLS (4.2 L6 GAS)Notes: 4-WAY FEMALE GRAY
          2003OldsmobileBravadaBase (4.2 L6 GAS)Notes: 4-WAY FEMALE GRAY
          2004ChevroletCorvetteBase (5.7 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2004ChevroletCorvetteZ06 (5.7 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2004ChevroletTrailblazerLS (4.2 L6 GAS)Notes: 4-WAY FEMALE GRAY
          2004ChevroletTrailblazerLT (4.2 L6 GAS)Notes: 4-WAY FEMALE GRAY
          2004ChevroletTrailblazerNorth Face (4.2 L6 GAS)Notes: 4-WAY FEMALE GRAY
          2004IsuzuAscenderLS (4.2 L6 GAS)Notes: 4-WAY FEMALE GRAY
          2004IsuzuAscenderS (4.2 L6 GAS)Notes: 4-WAY FEMALE GRAY
          2004BuickRainierCXL (4.2 L6 GAS)Notes: 4-WAY FEMALE GRAY
          2004BuickRainierCXL Plus (4.2 L6 GAS)Notes: 4-WAY FEMALE GRAY
          2004OldsmobileBravadaBase (4.2 L6 GAS)Notes: 4-WAY FEMALE GRAY
          2005GMCEnvoyDenali (5.3 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2005GMCEnvoy XLDenali (5.3 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2005GMCEnvoy XLSLE (5.3 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2005GMCEnvoy XLSLT (5.3 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2005GMCEnvoy XUVSLE (5.3 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2005GMCEnvoy XUVSLT (5.3 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2005Saab9-7xArc (5.3 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2005Saab9-7xLinear (4.2 L6 GAS)Notes: 4-WAY FEMALE GRAY, Engine: LL8, VIN: S
          2005BuickRainierCXL (5.3 V8 GAS)Notes: 4-WAY FEMALE GRAY, Engine: LH6, VIN: M
          2005BuickRainierCXL Plus (5.3 V8 GAS)Notes: 4-WAY FEMALE GRAY, Engine: LH6, VIN: M
          2005BuickRainierCXL (4.2 L6 GAS)Engine: LL8, VIN: S, Notes: 4-WAY FEMALE GRAY
          2005BuickRainierCXL Plus (4.2 L6 GAS)Engine: LL8, VIN: S, Notes: 4-WAY FEMALE GRAY
          2005IsuzuAscenderLimited (5.3 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2005IsuzuAscenderLS (5.3 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2005IsuzuAscenderS (5.3 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2005IsuzuAscenderLS (4.2 L6 GAS)Notes: 4-WAY FEMALE GRAY, Engine: LL8, VIN: S
          2005IsuzuAscenderS (4.2 L6 GAS)Notes: 4-WAY FEMALE GRAY, Engine: LL8, VIN: S
          2005ChevroletSSRBase (6.0 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2005ChevroletCorvetteBase (6.0 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2005ChevroletTrailblazer EXTLS (5.3 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2005ChevroletTrailblazer EXTLT (5.3 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2005ChevroletTrailblazerLS (4.2 L6 GAS)Notes: 4-WAY FEMALE GRAY, Engine: LL8, VIN: S
          2005ChevroletTrailblazerLT (4.2 L6 GAS)Notes: 4-WAY FEMALE GRAY, Engine: LL8, VIN: S
          2006ChevroletSSRBase (6.0 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2006ChevroletTrailblazerSS (6.0 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2006ChevroletTrailblazerLS (5.3 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2006ChevroletTrailblazerLT (5.3 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2006ChevroletTrailblazerLS (4.2 L6 GAS)Notes: 4-WAY FEMALE GRAY
          2006ChevroletTrailblazerLT (4.2 L6 GAS)Notes: 4-WAY FEMALE GRAY
          2006ChevroletCorvetteBase (6.0 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2006ChevroletTrailblazer EXTLS (5.3 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2006ChevroletTrailblazer EXTLT (5.3 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2006BuickRainierCXL (5.3 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2006BuickRainierCXL (4.2 L6 GAS)Notes: 4-WAY FEMALE GRAY
          2006Saab9-7x5.3i (5.3 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2006Saab9-7x4.2i (4.2 L6 GAS)Notes: 4-WAY FEMALE GRAY
          2006GMCEnvoyDenali (5.3 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2006GMCEnvoy XLDenali (5.3 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2006IsuzuAscenderLS (5.3 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2006IsuzuAscenderBase (4.2 L6 GAS)Notes: 4-WAY FEMALE GRAY
          2006IsuzuAscenderLS (4.2 L6 GAS)Notes: 4-WAY FEMALE GRAY
          2006CadillacXLRV (4.4 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2008ChevroletTrailblazerBase (5.3 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2008ChevroletTrailblazerLT (5.3 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2008ChevroletTrailblazerSS (6.0 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2008ChevroletCorvetteBase (6.2 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2008Saab9-7xAero (6.0 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2008Saab9-7x5.3i (5.3 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2008Saab9-7x4.2i (4.2 L6 GAS)Notes: 4-WAY FEMALE GRAY
          2008GMCEnvoyDenali (5.3 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2008CadillacXLRV (4.4 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2008IsuzuAscenderS (4.2 L6 GAS)Notes: 4-WAY FEMALE GRAY
          2007ChevroletTrailblazerSS (6.0 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2007ChevroletTrailblazerLS (5.3 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2007ChevroletTrailblazerLT (5.3 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2007ChevroletTrailblazerLS (4.2 L6 GAS)Notes: 4-WAY FEMALE GRAY
          2007ChevroletTrailblazerLT (4.2 L6 GAS)
          2007ChevroletCorvetteBase (6.0 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2007Saab9-7x5.3i (5.3 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2007Saab9-7x4.2i (4.2 L6 GAS)Notes: 4-WAY FEMALE GRAY
          2007BuickRainierCXL (5.3 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2007BuickRainierCXL (4.2 L6 GAS)Notes: 4-WAY FEMALE GRAY
          2007GMCEnvoyDenali (5.3 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2007CadillacXLRV (4.4 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2007IsuzuAscenderS (4.2 L6 GAS)Notes: 4-WAY FEMALE GRAY
          2009Saab9-7xAero (6.0 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2009Saab9-7x5.3i (5.3 V8 GAS)Notes: 4-WAY FEMALE GRAY
          2009Saab9-7x4.2i (4.2 L6 GAS)Notes: 4-WAY FEMALE GRAY
          2009ChevroletTrailblazerSS (6.0 V8 GAS)Notes: 4-WAY FEMALE GRAY
          There are more vehicles this part is compatible with. Check if it fits your vehicle.
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          Warranty Overview

          At Newparts, we stand behind the quality of the products we sell. Every part we offer is backed by a warranty designed to give you peace of mind and protect your investment.

          Standard Warranty – Most Parts

          • Coverage: 2 years or 24,000 miles (whichever comes first) from purchase date.

          • Protection: Defects in materials or workmanship under normal personal use.

          • Eligibility: Applies only to the original purchaser and the vehicle where the part was first installed.

          • Exclusions:

            • Wear-and-tear items (brake pads, filters, bulbs, wipers, etc.)

            • Commercial, fleet, rideshare, off-road, or racing use

            • Improper installation, misuse, accidents, or modifications

          • Not Covered: Labor, shipping, towing, or incidental costs.

          Bison Performance Warranty – Our House Brand

          • Coverage: Limited Lifetime Warranty for as long as you own your vehicle.

          • Applies To: All products sold under the Bison Performance label.

          • Premium Protection: Goes beyond our standard warranty — if it’s a Bison product, the 2-year/24k mile limit is replaced with lifetime coverage.

          • Exclusions: Same as the standard warranty (normal wear, commercial use, improper installation, etc.).

          • What’s Included: Replacement of the defective product (labor and shipping excluded).

          Warranty Claim Requirements

          To keep claims fast and fair, we require:

          • Proof of purchase (invoice or order confirmation).

          • Photos or videos showing the defective part, order number, date, VIN, and odometer reading.

          • Diagnostic reports or part returns for non-visible issues may be requested.

          • Claims must be truthful, properly documented, and reflect normal consumer use.

          Buy With Confidence: We back our products because we believe in their quality, with a transparent, customer-first warranty process you can trust. And with Bison Performance products, you’ll enjoy Limited Lifetime protection—an assurance few brands can match.

          For full details and exclusions, please see our complete Warranty Terms & Conditions.


          This summary is for convenience only. For full warranty coverage details, exclusions, and requirements, see our official Warranty Terms & Conditions. In case of conflict, the full policy governs.

          Return Policy Overview

          Most parts can be returned within 30 days of delivery if unused, uninstalled, and in original packaging.
          To start a return, use our Return Portal or contact support.

          • Restocking fee: Up to 20% may apply for certain orders (buyer’s remorse, order errors, or special-order items)

          • Refunds: Issued to your original payment method within 3–5 business days after inspection

          • Exchanges: Not automatic — please return and reorder

          • Replacements: May be approved for incorrect or defective items reported within 7 days

          Not returnable:

          • Used or installed parts

          • Electrical components

          • Opened filter kits, gaskets, or contaminated items

          • Final sale or custom orders

          Important Notes:

          • Return shipping is your responsibility unless we made a verified error

          • Fitment is the customer’s responsibility (we can assist, but do not guarantee)

          • Country of origin may vary and is not grounds for return

          For complete details, please see our full Return Policy.



          This Returns summary is provided for convenience only. All returns, refunds, and exchanges are subject to the complete Returns Policy. In the event of any conflict, the full policy governs.

          Fast, Reliable Shipping — Straight to Your Door

          We ship most orders the same day when placed before 2 PM CST (Monday–Friday). Our main warehouse is just east of Nashville, TN, and we also ship from multiple locations nationwide to get your order to you as quickly as possible.

          • We use trusted carriers like UPS, FedEx, and USPS.

          • Tracking info is emailed to you as soon as your order ships.

          • Delivery estimates at checkout are based on carrier data, but not guaranteed.

          Need help with a shipment?

          If your order is missing, damaged, or incorrect, just let us know within 5 days of delivery. We’ll walk you through the quick claim process — including a few photos to help us make things right.

          For full details, please see our complete Shipping Policy.


          This Shipping summary is provided for convenience only. Delivery times, carrier terms, fees, restrictions,  risk of loss, and other details are governed by our complete Shipping Policy. In the event of any conflict, the full policy governs.

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