HomeHVAC > Hoses and PipesDayco 80418 HVAC Heater Hose - Heater Hose or Heater To Water Pump
Part #: 80418

Dayco 80418 HVAC Heater Hose - Heater Hose or Heater To Water Pump

Heater Hose and Heater To Water Pump
⚙️ 52 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Buick, Cadillac, Chevrolet, Ford, Mercury, Oldsmobile, and Pontiac, Acadian, Bobcat, Bonneville, Camaro, Capri, Catalina, Cavalier, Century, Chevette, Cimarron, Corvette, Cutlass Calais, Cutlass Salon, Cutlass Supreme, Eldorado, Firebird, Grand Prix, LeSabre, Malibu, Monte Carlo, Mustang, Pinto, Regal, Riviera, Seville, and Toronado
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Overview of Dayco HVAC Heater Hose 80418

The Dayco HVAC Heater Hose 80418 is designed to provide reliable heating system performance for a range of classic and modern vehicles. Compatible with multiple Buick, Cadillac, Chevrolet, Ford, Mercury, Oldsmobile, and Pontiac models, this heater hose ensures proper coolant flow within the HVAC system.

  • Compatible with Buick, Cadillac, Chevrolet, Ford, Mercury, Oldsmobile, and Pontiac vehicles
  • Designed for models including Camaro, Mustang, Eldorado, Riviera, and more
  • Durable construction to withstand heat and pressure in HVAC systems
  • OEM-quality fitment for precise installation
  • Part number 80418 for easy identification and replacement

Detailed Product Description

The Dayco HVAC Heater Hose 80418 is engineered to maintain efficient coolant circulation in the heating and ventilation system of various vehicles. This hose is constructed to resist high temperatures and pressure fluctuations commonly found in automotive HVAC systems. Its compatibility with a wide range of makes and models, such as the Chevrolet Camaro, Ford Mustang, and Cadillac Eldorado, makes it a versatile replacement part. The hose meets strict quality standards to ensure a secure fit and long service life, helping to prevent leaks and maintain cabin comfort.

Applications and Common Issues Addressed

  • Replacement of worn or cracked heater hoses in Buick Century and Pontiac Grand Prix
  • Resolving coolant leaks affecting heating performance in Chevrolet Malibu and Oldsmobile Cutlass Supreme
  • Restoring proper coolant flow in Ford Capri and Mercury Bobcat HVAC systems
  • Preventing overheating issues related to faulty heater hoses in Cadillac Seville and Pontiac Firebird
  • Maintaining HVAC system integrity in Chevrolet Corvette and Buick LeSabre

Installation Notes and Tips

When installing the Dayco HVAC Heater Hose 80418, ensure the engine is cool to avoid injury from hot coolant. Inspect all hose connections and clamps for wear and replace if necessary to prevent leaks. Proper routing of the hose is essential to avoid kinks or contact with moving parts. Verify compatibility with your specific vehicle model and year before installation to ensure a proper fit.

Quality Assurance and Warranty

Dayco manufactures the HVAC Heater Hose 80418 to meet or exceed OEM specifications, providing reliable performance and durability. While specific warranty details are not provided, Dayco products typically come with a limited warranty against defects in materials and workmanship. Refer to Dayco’s official documentation for complete warranty information.

This part fits 52 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1986OldsmobileCutlass Salon3.8LV6Heater HoseCurved
1986OldsmobileCutlass Supreme3.8LV6Heater HoseCurved
1985OldsmobileCutlass Salon3.8LV6Heater To Water PumpCompatible with vehicles containing air conditioning.
1985OldsmobileCutlass Supreme3.8LV6Heater To Water PumpCompatible with vehicles containing air conditioning.
1984BuickRegal4.3LV6Heater HoseCurved
1984FordMustang5.0LV8Heater Hose
1984MercuryCapri5.0LV8Heater HoseLong Hose
1983BuickRegal4.3LV6Heater HoseCurved
1983BuickRiviera4.1LV6Heater HoseCurved, 3/4 In.
1983CadillacEldorado4.1LV8Heater HoseCurved, 3/4 In.
1983ChevroletMalibu4.3LV6Heater HoseStraight
1983ChevroletMonte Carlo4.3LV6Heater HoseCurved
1983OldsmobileCutlass Calais4.3LV6Heater HoseCurved
1983OldsmobileCutlass Supreme4.3LV6Heater HoseCurved
1982BuickRiviera4.1LV6Heater Hose3/4 In.
1982CadillacCimarronHeater HoseCurved, 3/4 In.
1982CadillacEldorado4.1LV6Heater HoseCurved, 3/4 In.
1982CadillacSeville4.1LV6Heater HoseCurved
1982ChevroletCamaro2.8LV6Heater HoseCurved, 3/4 In.
1982ChevroletCavalierHeater HoseCurved, 3/4 In.
1982ChevroletCorvetteHeater Hose3/4 In.
1982OldsmobileToronado4.1LV6Heater HoseCurved
1982PontiacFirebird2.8LV6Heater HoseCurved, 3/4 In.
1981ChevroletCorvetteHeater HoseCurved, 3/4 In.
1980CadillacEldorado6.0LV8Heater HoseCurved, 3/4 In.
1980CadillacSeville6.0LV8Heater Hose3/4 In.
1980ChevroletChevetteHeater HoseLong Hose
1980ChevroletCorvette5.7LV8Heater Hose3/4 In.
1980ChevroletCorvette5.0LV8Heater Hose3/4 In.
1980MercuryBobcatHeater HoseLong Hose
1980PontiacAcadianHeater HoseLong Hose
1979BuickCentury3.8LV6Heater Hose3/4 In.
1979BuickLeSabre3.8LV6Heater Hose3/4 In.
1979BuickRegal3.8LV6Heater HoseCurved, 3/4 In.
1979BuickRegal3.8LV6Heater Hose3/4 In.
1979BuickRiviera3.8LV6Heater HoseCurved, 3/4 In.
1979ChevroletChevetteHeater HoseLong Hose
1979ChevroletMalibu3.8LV6Heater HoseCurved, 3/4 In.
1979FordPinto2.3LL4Heater HoseCurved
1979MercuryBobcat2.3LL4Heater HoseLong Hose
1978BuickRegal3.8LV6Heater HoseCurved, 3/4 In.
1977ChevroletChevette1.4LL4Heater HoseCurved
1976ChevroletChevette1.6LL4Heater HoseCurved
1976ChevroletChevette1.4LL4Heater HoseCurved
1975PontiacBonneville7.5LV8Heater HoseCurved
1975PontiacBonneville6.6LV8Heater HoseCurved
1975PontiacCatalina7.5LV8Heater HoseCurved
1975PontiacCatalina6.6LV8Heater HoseCurved
1975PontiacGrand Prix7.5LV8Heater HoseCurved, 3/4 In.
1975PontiacGrand Prix6.6LV8Heater HoseCurved, 3/4 In.
1974PontiacGrand Prix6.6LV8Heater HoseCurved
1974PontiacGrand Prix7.5LV8Heater HoseCurved

* 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:

18160L

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