HomeEngine > Cylinder Block ComponentsSpectra GMP73A Engine Oil Pan
Part #: GMP73A

Spectra GMP73A Engine Oil Pan

⚙️ 36 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Buick and Pontiac, LeSabre, Park Avenue, and Bonneville
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Reliable Engine Oil Pan for Buick and Pontiac Models

The Spectra GMP73A engine oil pan is designed specifically for select Buick and Pontiac vehicles, including the Bonneville, LeSabre, and Park Avenue. This component ensures proper oil containment and circulation, essential for engine performance and longevity.

  • Compatible with Buick Bonneville, LeSabre, and Pontiac Park Avenue models
  • Durable construction for effective oil containment
  • Direct replacement for OEM engine oil pan
  • Part number GMP73A for precise identification
  • Engineered to maintain proper oil flow and prevent leaks

Product Details and Specifications

The Spectra GMP73A engine oil pan is manufactured to meet or exceed OEM standards, providing a reliable fit and function for your Buick Bonneville, LeSabre, or Pontiac Park Avenue. This oil pan is a critical component of the engine’s lubrication system, designed to hold and collect engine oil as it circulates through the engine. Its construction supports efficient oil drainage and helps prevent contamination and leaks that could lead to engine damage.

Common Applications and Problem Solving

  • Replacement for cracked or damaged oil pans
  • Resolves oil leaks caused by worn or corroded pans
  • Addresses oil pan gasket failures when combined with gasket replacement
  • Prevents engine oil contamination from external debris
  • Supports proper oil circulation to maintain engine health

Installation Notes and Tips

When installing the Spectra GMP73A engine oil pan, ensure the mating surfaces are clean and free of old gasket material. Use a compatible gasket and torque the mounting bolts to the manufacturer’s specifications to avoid leaks. It is recommended to drain the engine oil before removal and replace the oil filter during reassembly. Inspect the oil pan for any damage or warping before installation.

Quality Assurance and Warranty Information

Spectra parts are manufactured to meet industry standards for durability and fitment. The GMP73A engine oil pan undergoes quality control inspections to ensure reliable performance. Warranty coverage details should be confirmed with the product documentation or supplier, as they may vary.

This part fits 36 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2005BuickLeSabre3.8LV6N/AEnsure proper sealing to prevent warranty from being voided.
2005BuickLeSabre3.8LV6N/A
2005BuickPark Avenue3.8LV6N/AEnsure proper sealing to prevent warranty from being voided.
2005BuickPark Avenue3.8LV6N/A
2005PontiacBonneville3.8LV6N/AEnsure proper sealing to prevent warranty from being voided.
2005PontiacBonneville3.8LV6N/A
2004BuickLeSabre3.8LV6N/AEnsure proper sealing to prevent warranty from being voided.
2004BuickLeSabre3.8LV6N/A
2004BuickPark Avenue3.8LV6N/AEnsure proper sealing to prevent warranty from being voided.
2004BuickPark Avenue3.8LV6N/A
2004PontiacBonneville3.8LV6N/AEnsure proper sealing to prevent warranty from being voided.
2004PontiacBonneville3.8LV6N/A
2003BuickLeSabre3.8LV6N/AEnsure proper sealing to prevent warranty from being voided.
2003BuickLeSabre3.8LV6N/A
2003BuickPark Avenue3.8LV6N/AEnsure proper sealing to prevent warranty from being voided.
2003BuickPark Avenue3.8LV6N/A
2003PontiacBonneville3.8LV6N/AEnsure proper sealing to prevent warranty from being voided.
2003PontiacBonneville3.8LV6N/A
2002BuickLeSabre3.8LV6N/AEnsure proper sealing to prevent warranty from being voided.
2002BuickLeSabre3.8LV6N/A
2002BuickPark Avenue3.8LV6N/AEnsure proper sealing to prevent warranty from being voided.
2002BuickPark Avenue3.8LV6N/A
2002PontiacBonneville3.8LV6N/AEnsure proper sealing to prevent warranty from being voided.
2002PontiacBonneville3.8LV6N/A
2001BuickLeSabre3.8LV6N/AEnsure proper sealing to prevent warranty from being voided.
2001BuickLeSabre3.8LV6N/A
2001BuickPark Avenue3.8LV6N/AEnsure proper sealing to prevent warranty from being voided.
2001BuickPark Avenue3.8LV6N/A
2001PontiacBonneville3.8LV6N/AEnsure proper sealing to prevent warranty from being voided.
2001PontiacBonneville3.8LV6N/A
2000BuickLeSabre3.8LV6N/AEnsure proper sealing to prevent warranty from being voided.
2000BuickLeSabre3.8LV6N/A
2000BuickPark Avenue3.8LV6N/AEnsure proper sealing to prevent warranty from being voided.
2000BuickPark Avenue3.8LV6N/A
2000PontiacBonneville3.8LV6N/AEnsure proper sealing to prevent warranty from being voided.
2000PontiacBonneville3.8LV6N/A

* 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:

125873892450606726464431100864SPIGMP73A

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