How to replace the Heater Core on GMC Jimmy?

The first step when replacing the Heater Core involves unmounting the hvac module. The first steps involve removing the Heater Core access cover screws which will enable the removal of the access cover. Proceed to remove the Heater Core from the hvac module after completion of these steps. The installation process starts by fitting the Heater Core inside the hvac module while following the fastener notice mentioned in service precautions. After replacing the Heater Core access cover you need to tighten its screws to 1.9 n.m (17 lb in). Finally, install the hvac module.

OEM GMC Jimmy Heater Core

HVAC Heater Core

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7 Heater Cores found

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GMC Jimmy Heater Core Part Number: 52473178
$118.76 MSRP: $221.60
You Save: $102.84 (47%)
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Product Specifications
- Other Name: Core, Heater; HVAC Heater Core; Core, Heater Core
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1998-2001 GMC Jimmy | Diamond Edition, Envoy, SL, SLE, SLS, SLT | 6 Cyl 4.3 L GAS
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GMC Jimmy Heater Core Part Number: 52470828
Product Specifications
- Other Name: Core, Heater; HVAC Heater Core; Core, Heater Core
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1995-1997 GMC Jimmy | Base, SL, SLE, SLS, SLT | 6 Cyl 4.3 L GAS
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GMC Jimmy Heater Core Part Number: 3034749
Product Specifications
- Other Name: Core, Auxiliary Heater; Core, Heater Core
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1984-1991 GMC Jimmy | Base, High Sierra, Sierra Classic | 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL
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GMC Jimmy Heater Core Part Number: 19131990
Product Specifications
- Other Name: Core, Heater Core; HVAC Heater Core; Core
- Replaces: 52479883, 03049486, 3049486
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1992-1994 GMC Jimmy | Base, SLE, SLS, SLT | 6 Cyl 4.3 L GAS
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GMC Jimmy Heater Core Part Number: 19131986
Product Specifications
- Other Name: Core, Heater; HVAC Heater Core; Core; Core, Heater Core
- Replaces: 03050142, 52479878, 3050142
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1992-1994 GMC Jimmy | Base, SLE, SLS, SLT | 6 Cyl 4.3 L GAS
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GMC Jimmy Heater Core Part Number: 19131978
Product Specifications
- Other Name: Core, Heater Core; HVAC Heater Core
- Replaces: 03027247, 52479870, 3027247
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1984-1991 GMC Jimmy | Base, High Sierra, Sierra Classic | 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL
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GMC Jimmy Heater Core Part Number: 19131974
Product Specifications
- Other Name: Core, Heater Core; HVAC Heater Core
- Replaces: 03027265, 3027265, 52479865
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1984-1991 GMC Jimmy | Base, High Sierra, Sierra Classic | 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL

GMC Jimmy Heater Core

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The Heater Core in GMC Jimmy cars is part of climate control system and it relieves engine heat resembling a radiator and heats the cabin compartment. Constructed from aluminum or brass, the core obtains hot coolant coming from the engine and with the use of the vehicle's fan, pushes air through the core in order to warm the cabin air. Some of the Heater Cores types may use value or door like mechanisms for this control, while sophisticated systems use electromechanical actuators and thermostats, or Thermistors to facilitate comfort. In air-conditioned automobiles/vehicles, it also helps in the process of dehumidification in places where the heater core also warms up cooled air. These may include blockages, breakages, and rusting with most replacement jobs involving the requester of the dashboard. Other heating types for air-cooled engines are available, but are dangerous at times.

GMC Jimmy Heater Core Parts Questions & Experts Answers

Heater Core
52473178
Q: How to replace the Heater Core on GMC Jimmy?
A:
The first step when replacing the Heater Core involves unmounting the hvac module. The first steps involve removing the Heater Core access cover screws which will enable the removal of the access cover. Proceed to remove the Heater Core from the hvac module after completion of these steps. The installation process starts by fitting the Heater Core inside the hvac module while following the fastener notice mentioned in service precautions. After replacing the Heater Core access cover you need to tighten its screws to 1.9 n.m (17 lb in). Finally, install the hvac module.