CATEngine Parts

245-7836 Heater Core Assembly — Cat C13 C15

This heater core assembly is integral to the vehicle's cabin heating system, transferring engine coolant heat to warm the interior air. It is constructed to meet OEM performance specifications, offering efficient heat exchange superior to a corroded or leaking unit. Operators may experience a lack of cabin heat, a sweet smell inside the cab, or fogging windows when this assembly fails.

Heater Core Assembly – Part No 245-7836 – CAT Spare Part
Part Specifications
BrandCAT
CategoryEngine Parts
ConditionAftermarket — OEM Specification
DispatchSame-day from Mumbai (before 3 PM IST)
GST InvoiceAvailable — all orders
Export DocsCommercial invoice, packing list, COO

Compatible Models

Always verify with serial number before ordering.

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Installation & Application Notes

Inspect mating surfaces for wear before fitting. Use torque specs from service manual. Replace gaskets and seals as a set — reusing compressed gaskets causes oil leaks. Clean all oil passages with compressed air.

Always consult the OEM service manual for model-specific torque values and procedures. WhatsApp our technical team if you need fitment guidance.

Part TypeHeater Core Assembly
MaterialAluminum and plastic
ApplicationCabin heating system
Service LifeReplace as needed based on condition
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

The most common symptom of a failing heater core is a significant reduction or complete loss of cabin heat. You may also notice a persistent sweet odor inside the cab, indicating a coolant leak, or excessive fogging on the windshield. Continued operation with a leaking heater core can lead to low coolant levels and potential engine overheating.

Installation Tip

Carefully disconnect and cap all coolant lines to prevent uncontrolled spillage during removal. Ensure the new core is securely mounted and all connections are tight to prevent leaks.

Service Note

Inspect all associated coolant hoses and clamps for signs of wear, cracking, or leaks when replacing the heater core.