Part #: CU2348

Spectra CU2348 Radiator

⚙️ 12 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
$159.89Free Shipping
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🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
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✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Buick and Pontiac, Bonneville and LeSabre
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Radiator Replacement for Buick and Pontiac Vehicles

The Spectra CU2348 radiator is designed to provide efficient cooling performance for select Buick and Pontiac models. Engineered to meet OEM specifications, this radiator ensures proper engine temperature regulation for your Bonneville or LeSabre.

Key Features of the Spectra CU2348 Radiator

  • Compatible with Buick Bonneville and Pontiac LeSabre models
  • Meets or exceeds original equipment standards for durability and performance
  • Constructed with quality materials for effective heat dissipation
  • Direct replacement radiator designed for easy fitment
  • Part number CU2348 for accurate identification and ordering

Detailed Product Description

The Spectra CU2348 radiator is a direct-fit cooling component specifically designed for the Buick Bonneville and Pontiac LeSabre. This radiator is manufactured to match the original equipment specifications, ensuring proper coolant flow and engine temperature control. Its construction supports efficient heat transfer, helping to prevent engine overheating and maintain optimal performance. The CU2348 radiator is engineered to integrate seamlessly with the vehicle’s cooling system, providing reliable operation under various driving conditions.

Common Applications and Issues Addressed

  • Replacement for leaking or damaged radiators in Buick Bonneville and Pontiac LeSabre
  • Resolves engine overheating caused by radiator failure
  • Addresses coolant leaks that reduce cooling system efficiency
  • Restores proper coolant circulation to maintain engine temperature
  • Prevents potential engine damage due to inadequate cooling

Installation Notes and Tips

When installing the Spectra CU2348 radiator, ensure the vehicle is cool and the cooling system is depressurized before removal. Verify compatibility with your specific Buick Bonneville or Pontiac LeSabre model year. Properly flush the cooling system to remove debris and old coolant before installation. Use new hoses and clamps as needed to ensure a secure and leak-free connection. Follow manufacturer torque specifications for mounting hardware to avoid damage.

Quality Assurance and Warranty Information

Spectra radiators are manufactured to meet stringent quality standards, providing reliable cooling system performance. The CU2348 radiator undergoes rigorous testing to ensure durability and fitment accuracy. While specific warranty details are not provided here, Spectra products typically include a limited warranty against defects in materials and workmanship. Consult product documentation or the manufacturer for exact warranty terms.

This part fits 12 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2005BuickLeSabre3.8LV6N/Aw/o Low Coolant indicator
2005PontiacBonneville3.8LV6N/Aw/o Low Coolant indicator
2004BuickLeSabre3.8LV6N/Aw/o Low Coolant indicator
2004PontiacBonneville3.8LV6N/Aw/o Low Coolant indicator
2003BuickLeSabre3.8LV6N/Aw/o Low Coolant indicator
2003PontiacBonneville3.8LV6N/Aw/o Low Coolant indicator
2002BuickLeSabre3.8LV6N/Aw/o Low Coolant indicator
2002PontiacBonneville3.8LV6N/Aw/o Low Coolant indicator
2001BuickLeSabre3.8LV6N/Aw/o Low Coolant indicator
2001PontiacBonneville3.8LV6N/Aw/o Low Coolant indicator
2000BuickLeSabre3.8LV6N/Aw/o Low Coolant indicator
2000PontiacBonneville3.8LV6N/Aw/o Low Coolant indicator

* 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:

0AGM573818802156123472348257313922692411880412347A4123484323125248950780123478901854596159615AC2348CU2348GM3010113OR2348RA20065RAD2348REA411880REA412347AREA412348

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