Part #: 3898

CSF 3898 Radiator

⚙️ 6 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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✅ 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 Chevrolet, LaCrosse and Malibu
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Cooling Solution for Buick LaCrosse and Chevrolet Malibu

The CSF radiator part number 3898 is engineered to provide efficient cooling performance for Buick LaCrosse and Chevrolet Malibu models. Designed with a durable aluminum core and plastic tanks, this radiator supports optimal engine temperature management under various driving conditions.

  • Core thickness: 7/8 inch for effective heat dissipation
  • Core dimensions: 26 inches length by 16 5/8 inches width
  • Constructed with an aluminum core and plastic tanks for durability and corrosion resistance
  • Cross flow design enhances coolant flow and heat exchange
  • Inlet and outlet diameters both measure 1 5/16 inches, positioned left and right respectively
  • Includes a high-efficiency plate type oil cooler measuring 11 13/16 inches
  • Single-row radiator core for streamlined cooling

Detailed Radiator Specifications and Features

This CSF radiator (part number 3898) features a 7/8 inch thick aluminum core that ensures efficient heat transfer while maintaining structural integrity. The core measures 26 inches in length and 16 5/8 inches in width, providing ample surface area for cooling. The plastic tanks are designed in an OEM style, contributing to a lightweight yet durable assembly. The cross flow configuration promotes consistent coolant circulation from the left inlet to the right outlet, both sized at 1 5/16 inches in diameter. Additionally, the integrated high-efficiency plate type oil cooler enhances engine oil temperature regulation, supporting overall engine performance.

Compatible Vehicles and Common Applications

  • Replacement radiator for Buick LaCrosse models requiring a cross flow radiator
  • Suitable for Chevrolet Malibu vehicles needing an OEM-style aluminum core radiator
  • Addresses overheating issues caused by worn or damaged radiators
  • Resolves coolant leaks from cracked or deteriorated plastic tanks
  • Improves engine cooling efficiency in vehicles with reduced radiator performance

Installation Notes and Tips

When installing the CSF radiator 3898, ensure the inlet and outlet hose connections match the 1 5/16 inch diameter specifications on the left and right sides respectively. Verify compatibility with your Buick LaCrosse or Chevrolet Malibu model year before installation. The radiator does not include a cap, so reuse the existing cap or source a compatible replacement. Properly secure all mounting points and check for any coolant leaks after installation to maintain optimal cooling system performance.

Quality Assurance and Warranty Information

CSF radiators are manufactured to meet OEM standards, utilizing corrosion-resistant aluminum cores and durable plastic tanks. This radiator is free of hazardous materials and designed for long-term reliability. While specific warranty details are not provided here, CSF products typically come with manufacturer-backed warranties to ensure customer confidence in product quality and performance.

BrandCSF
Part Number3898
Core Thickness7/8
Core Width16 5/8
Core MaterialAluminum
Tank MaterialPlastic
Core Length26
Inlet Diameter1 5/16 left
Outlet Diameter1 5/16 right
Down Flow Or Cross Flow TypeCross flow
Radiator Core Row Quantity1
Cap IncludedNo
Box Height (in)5 7/8
Box Length (in)34 13/16
Box Weight (lbs)10
Box Width (in)20 3/8
Hazardous MaterialNo
Inlet Length (in)17 1/4
Inlet Width (in)1 5/8
Oil Cooler (in)11 13/16 (high-effeciency plate type)
Outlet Length (in)17 1/4
Outlet Width (in)1 5/8
Tech NoteO.e.m. style plastic tank & aluminum core with quick-connect oil

This part fits 6 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2019BuickLaCrosse3.6LV6N/AOE style design ensures optimal fitment and performance.
2018BuickLaCrosse3.6LV6N/AOE style design ensures optimal fitment and performance.
2018ChevroletMalibu1.5LL4N/AOE style design ensures optimal fitment and performance.
2017BuickLaCrosse3.6LV6N/AOE style design ensures optimal fitment and performance.
2017ChevroletMalibu1.5LL4N/AOE style design ensures optimal fitment and performance.
2016ChevroletMalibu1.5LL4N/AOE style design ensures optimal fitment and performance.

* 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:

1357423336325GM3010583

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