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Dayco 88477 HVAC Heater Hose - Heater Inlet
| Brand | Dayco 88477 |
|---|---|
| Position | Heater Inlet |
| Color | Black |
| Contains Protective Sleeve | Y |
| End 1 Inside Diameter | 3/4 |
| End 1 Outside Diameter | 1 3/32 |
| End 2 Inside Diameter | 3/4 |
| End 2 Outside Diameter | 1 3/32 |
| Hose Type | Single I.D. Hose |
| Material | EPDM |
| SAE Specification | SAE J20R3 Class D-1, SAE J1684 Type EC |
| Trunk Height | 20 |
| Product line | Small I.D. Heater Hose |
| Fits | Nissan · 6 vehicles |
Small I.D. hose. EPDM construction with a protective sleeve for added durability.
Heater hose. Built as a single I.D. hose for dependable coolant flow.
SAE compliant. Meets SAE J20R3 Class D-1 and SAE J1684 Type EC standards.
Cross-references ACDelco 16223M, ACDelco 18414L and CARQUEST 19762 for the same application. See all 11.
Dayco Small I.D. Heater Hose 88477
Dayco 88477 is a Small I.D. Heater Hose built for heater inlet service on select Nissan applications. It uses EPDM construction with a black finish and a protective sleeve to support heat-exposed routing in the HVAC system.
Key Features
- EPDM heater hose construction for coolant transfer in HVAC applications
- 3/4 in. inside diameter at both ends for a uniform connection
- Black hose with protective sleeve for added abrasion protection
- Single I.D. hose design for heater inlet routing
- Meets SAE J20R3 Class D-1 and SAE J1684 Type EC specifications
- Dayco part number 88477 for direct catalog lookup
Product Details
This Dayco Small I.D. Heater Hose line is built for heater hose service where a compact inside diameter and consistent fit are required. Part number 88477 is listed for 2004 Nissan Altima heater inlet, 2004 Nissan Maxima heater inlet, 2005-2006 Nissan Altima heater inlet, and 2005-2006 Nissan Maxima heater inlet. It also cross-references Datsun/Nissan 92400-7Y000 for the same application. The EPDM material and protective sleeve support durability in underhood HVAC routing, while the SAE specifications provide a clear reference for hose construction and performance standards.
Common Uses
- Replacing a cracked or leaking heater inlet hose
- Restoring coolant flow to the heater core circuit
- Addressing soft, swollen, or heat-aged hose sections
- Correcting coolant seepage at the heater hose connection
- Servicing a Nissan Altima or Nissan Maxima heater inlet hose application
Installation Notes
Verify the 3/4 in. inside diameter and heater inlet routing before installation. Match the hose path to the original layout and inspect adjoining clamps, fittings, and coolant passages for wear or contamination. Confirm vehicle build date where noted, since 2004 Altima and Maxima applications apply to vehicles manufactured from 01/04.
Quality Assurance
Dayco manufactures this hose to SAE J20R3 Class D-1 and SAE J1684 Type EC specifications for HVAC heater hose service. Use the confirmed fitment data for 2004-2006 Nissan Altima and 2004-2006 Nissan Maxima heater inlet applications when selecting replacement hose 88477.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2006 | Nissan | Altima | 3.5L | V6 | Heater Inlet | Small I.D. Heater Hose |
| 2006 | Nissan | Maxima | — | — | Heater Inlet | Small I.D. Heater Hose |
| 2005 | Nissan | Altima | 3.5L | V6 | Heater Inlet | Small I.D. Heater Hose |
| 2005 | Nissan | Maxima | — | — | Heater Inlet | Small I.D. Heater Hose |
| 2004 | Nissan | Altima | 3.5L | V6 | Heater Inlet | Mfg. From 01/04; Small I.D. Heater Hose |
| 2004 | Nissan | Maxima | — | — | Heater Inlet | Mfg. From 01/04; Small I.D. Heater Hose |
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