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ACDELCO 22892637
GM Original Equipment

An ACDelco GM Original Equipment Radiator Surge Tank helps regulate coolant system fluid level and provide a place for coolant expansions or contractions. This original equipment radiator surge tank is engineered to fit your specific GM vehicle and will provide the same performance, durability, and service life of your factory original equipment.


  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
Capacity5.28 LB
Capacity2.5 LT
Length18.3 IN
Length467 MM
Mounting Hardware IncludedNo
Height8.6 IN
Height218 mm
ShapeOval Bubble Shape with two hose ports
Mount Hole Quantity1
Cap IncludedNo
Alternate/OEM Part Number(s): 15103147, 15848518, 20969765

ACDELCO Warranty Information
Lifetime for ignition wires, gas-charged shocks & struts, belts, hoses, universal joints, steering racks & gears, and ACDelco Professional chassis parts. Limited lifetime wear-out warranty for DuraStop brake pads and shoes. All other DuraStop brake parts, carry a limited 12 months/12,000 mile warranty. 24 months/24,000 miles for load-carrying and air-adjustable shocks, steering dampers. 24 months/24,000 miles for Professional New and Reman Alternators and Starters purchased on or after 3/1/12. Limited Lifetime for Professional Reman Alternators and Starters purchased before 3/1/12. 3 Year for RapidFire Performance Spark Plugs, 100,000 miles for Professional Platinum Spark Plugs, 100,000 miles for Iridium Spark Plugs. Limited Lifetime for Radiators purchased on or after 1/1/2015. 12 months/12,000 miles for other parts. Warranty returns can not be processed without complete VIN information on return instructions. IMPORTANT A/C COMPRESSOR WARRANTY NOTE: If the A/C system or the vehicle is five years or older, ACDelco requires a system flush and proof of purchase of an A/C Orifice Tube or A/C Expansion Valve for an A/C Compressor warranty to be valid.
Warranty Details