HomeHVAC > Hoses and PipesDayco 80397 HVAC Heater Hose - Heater Hose or Heater Outlet
Part #: 80397

Dayco 80397 HVAC Heater Hose - Heater Hose or Heater Outlet

Heater Hose
⚙️ 11 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: Geo, Suzuki, Asuna, and GMC, Tracker, Sidekick, and Sunrunner
🔄Easy Returns — Return within 60 days for a full refund
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Overview of Dayco HVAC Heater Hose 80397

The Dayco HVAC Heater Hose 80397 is designed for reliable performance in Geo Sidekick and Suzuki Tracker vehicles. This heater hose ensures proper coolant flow within the heating system, maintaining cabin comfort and engine efficiency.

  • Compatible with Geo Sidekick and Suzuki Tracker models
  • Durable construction for long-lasting HVAC system performance
  • OEM-quality fitment for easy installation
  • Part number 80397 for precise identification
  • Designed to withstand high temperatures and pressure

Detailed Product Description

The Dayco HVAC Heater Hose 80397 is engineered to meet the specific requirements of the heating and cooling system in Geo Sidekick and Suzuki Tracker vehicles. This hose facilitates the transfer of heated coolant from the engine to the heater core, enabling effective cabin heating. Manufactured with materials that resist heat and pressure, the hose maintains integrity under demanding operating conditions. The precise fitment reduces the risk of leaks and ensures consistent HVAC system performance.

Applications and Common Issues Addressed

  • Replacement for cracked or leaking heater hoses in Geo Sidekick and Suzuki Tracker
  • Resolves coolant flow interruptions affecting cabin heating
  • Prevents overheating caused by compromised heater hose integrity
  • Addresses HVAC system inefficiencies due to worn or damaged hoses
  • Helps maintain engine temperature regulation through proper coolant circulation

Installation Notes and Tips

  • Verify compatibility with Geo Sidekick or Suzuki Tracker before installation
  • Inspect surrounding components for wear during replacement
  • Ensure clamps are securely fastened to prevent leaks
  • Drain coolant system prior to hose removal to avoid spills
  • Use OEM or equivalent coolant to maintain system performance

Quality Assurance and Warranty

Dayco HVAC Heater Hose 80397 is manufactured to meet industry standards for durability and performance. While specific warranty details may vary, Dayco products typically come with a limited warranty against defects in materials and workmanship. This ensures confidence in the hose’s reliability when installed in compatible Geo Sidekick and Suzuki Tracker vehicles.

This part fits 11 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1995GeoTrackerHeater HoseCurved
1995SuzukiSidekickHeater Outlet
1994SuzukiSidekickHeater Outlet
1993GeoTrackerHeater HoseCurved
1993SuzukiSidekickHeater Outlet
1992SuzukiSidekickHeater Outlet
1991SuzukiSidekickHeater Outlet
1990GMCTrackerHeater HoseCurved
1990SuzukiSidekickHeater Outlet
1989GMCTrackerHeater HoseCurved
1989SuzukiSidekick1.6LL4Heater Outlet

* 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:

D80397

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