3/4 in Heater Core Tube Seal - GM (52474375)
Genuine OEM GM Parts & Accessories - 52474375
3/4 in Heater Core Tube Seal - GM (52474375)
Genuine OEM GM Parts & Accessories - 52474375
- GM
- 52474375
- 02724966, 24436645, 31028254, 88973316, 88973334
Details
- Brand:
- SKU:
52474375
- Positions: Rear Outer, Rear Upper, Rear Lower, Rear Front, Rear, Rear Upper Outer, Rear Upper Upper, Rear Upper Lower, Rear Upper Front, Rear Upper Rear, Front Outer, Front Upper, Front Lower, Front, Front Rear
- Other Names:
Hose & Tube Assembly O-Ring, 11670
- Description: GM Genuine Parts 3/4 in Heater Core Tube Seal (Part Number: 52474375) is a seal for air-conditioning/heater tube connections designed to help prevent leaks in refrigerant and coolant lines.World Parts Direct — an American company offering competitive pricing, a compatibility guarantee, OEM-backed warranty, and responsive expert support.
- Type: O-ring / tube seal for A/C and condenser hoses
- Function: Seals connection for heater core / A/C compressor and condenser lines to prevent leaks
- Notes: Designed for specific tube/outlet applications (3/4" nominal size referenced)
- Also known as: Hose & Tube Assembly O-Ring | 11670
- Heating & Cooling Air Conditioning Parts 15
- Condition: New
- Notes: Included with accumulator. Included with heater core. Included with liquid line. Included with cooling pipe. Included with discharge hose. Included with discharge line. Part included heat exchanger. Included with evaporator tube. Included with rear suction hose. Included with rear suction tube. Included with rear pressure hose. Included with front suction hose. Included with front pressure hose. Included with hose and tube assembly. Included with pressure hose. Part cannot be reused/reinstalled.
- Replaces:
02724966, 24436645, 31028254, 88973316, 88973334
Key Product Benefits
- Includes 5 units per order
Fast Delivery
Most in-stock items ship within 1–3 business days. Special orders may take longer.
OEM Parts. Wholesale Prices.
Genuine OEM parts with a nationwide warranty. Lowest pricing guaranteed.
Shop With Confidence
Secure checkout, verified fitment, and dealer-backed support from real parts experts.
- GM
- 52474375
- 02724966, 24436645, 31028254, 88973316, 88973334
Details
- Brand:
- SKU:
52474375
- Positions: Rear Outer, Rear Upper, Rear Lower, Rear Front, Rear, Rear Upper Outer, Rear Upper Upper, Rear Upper Lower, Rear Upper Front, Rear Upper Rear, Front Outer, Front Upper, Front Lower, Front, Front Rear
- Other Names:
Hose & Tube Assembly O-Ring, 11670
- Description: GM Genuine Parts 3/4 in Heater Core Tube Seal (Part Number: 52474375) is a seal for air-conditioning/heater tube connections designed to help prevent leaks in refrigerant and coolant lines.World Parts Direct — an American company offering competitive pricing, a compatibility guarantee, OEM-backed warranty, and responsive expert support.
- Type: O-ring / tube seal for A/C and condenser hoses
- Function: Seals connection for heater core / A/C compressor and condenser lines to prevent leaks
- Notes: Designed for specific tube/outlet applications (3/4" nominal size referenced)
- Also known as: Hose & Tube Assembly O-Ring | 11670
- Heating & Cooling Air Conditioning Parts 15
- Condition: New
- Notes: Included with accumulator. Included with heater core. Included with liquid line. Included with cooling pipe. Included with discharge hose. Included with discharge line. Part included heat exchanger. Included with evaporator tube. Included with rear suction hose. Included with rear suction tube. Included with rear pressure hose. Included with front suction hose. Included with front pressure hose. Included with hose and tube assembly. Included with pressure hose. Part cannot be reused/reinstalled.
- Replaces:
02724966, 24436645, 31028254, 88973316, 88973334
Also Purchased
Vehicle Fitment
| Year | Make | Model | Body & Trim | Engine & Transmission |
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GM

Built with GM’s engineering expertise, ACDelco and OEM GM parts are factory original equipment replacement parts for your Chevy, Buick, Cadillac, GMC, Saturn, Pontiac, Oldsmobile or Hummer. Every ACDelco and OEM GM part is rigidly held to federal safety and quality standards and is guaranteed by GM Replacement Parts Limited Warranty. You can trust GM Genuine Parts when ordering this 3/4 in Heater Core Tube Seal for your 1999-2025 vehicle. GM Parts & Accessories Limited Warranty.
