How to replace the radiator for the 4.3, 4.8, 5.3, and 6.0L engines on GMC Sierra 3500 Classic?

The Radiator replacement process for 4.3, 4.8, 5.3 and 6.0l engines requires fans and shroud removal before disconnecting the unique outlet hose for either the 4.3l or the 4.8l, 5.3l and 6.0l engines. First disconnect the engine oil cooler lines that feed the Radiator before removing the transmission oil cooler lines in vehicles so equipped. The Radiator removal process starts with loosening its bolts before extracting the appliance. Position the Radiator correctly following the noted procedure before tightening its bolts to 25 n.m (18 lb ft). Installation of the transmission oil cooler lines occurs after connecting to the Radiator (if present), followed by engine oil coolers (if present) before reinstalling the cooling fan.

OEM GMC Sierra 3500 Classic Radiator

Cooling Radiator

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7 Radiators found

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GMC Sierra 3500 Classic Radiator Part Number: 22840116
$317.71 MSRP: $450.27
You Save: $132.56 (30%)
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Product Specifications
- Other Name: Radiator Assembly; Radiator, Radiator
- Replaces: 15252625, 52473443, 15192412, 15193107, 15841570, 25811504, 22840118, 52486594, 52487603
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS
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GMC Sierra 3500 Classic Radiator Part Number: 22840115
$293.04 MSRP: $438.04
You Save: $145.00 (34%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Radiator Assembly; Radiator, Radiator
- Replaces: 15124631, 15797140, 15841569, 20935857
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS
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GMC Sierra 3500 Classic Radiator Part Number: 15914079
$422.83 MSRP: $632.03
You Save: $209.20 (34%)
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Product Specifications
- Other Name: Radiator Assembly; Radiator, Radiator
- Replaces: 15102152
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
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GMC Sierra 3500 Classic Radiator Part Number: 15841574
$314.07 MSRP: $469.47
You Save: $155.40 (34%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Radiator, Radiator
- Replaces: 15252624, 15193114
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS
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GMC Sierra 3500 Classic Radiator Part Number: 15841575
$266.75 MSRP: $398.74
You Save: $131.99 (34%)
Product Specifications
- Other Name: Radiator Assembly; Radiator, Radiator
- Replaces: 15193109, 52473445, 15193115, 52486596
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS
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GMC Sierra 3500 Classic Radiator Part Number: 15077163
Product Specifications
- Replaced by: 19117219
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
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GMC Sierra 3500 Classic Radiator Part Number: 89019156
$365.36 MSRP: $546.14
You Save: $180.78 (34%)
Product Specifications
- Other Name: Radiator Assembly; Radiator, Radiator
- Replaces: 89018442, 15193104, 15913004, 89018321
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 8.1 L GAS

GMC Sierra 3500 Classic Radiator

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GMC Sierra 3500 Classic Radiator Parts and Q&A

Radiator
22840115
Q: How to replace the radiator for the 4.3, 4.8, 5.3, and 6.0L engines on GMC Sierra 3500 Classic?
A:
The Radiator replacement process for 4.3, 4.8, 5.3 and 6.0l engines requires fans and shroud removal before disconnecting the unique outlet hose for either the 4.3l or the 4.8l, 5.3l and 6.0l engines. First disconnect the engine oil cooler lines that feed the Radiator before removing the transmission oil cooler lines in vehicles so equipped. The Radiator removal process starts with loosening its bolts before extracting the appliance. Position the Radiator correctly following the noted procedure before tightening its bolts to 25 n.m (18 lb ft). Installation of the transmission oil cooler lines occurs after connecting to the Radiator (if present), followed by engine oil coolers (if present) before reinstalling the cooling fan.