How to replace the radiator on a 4.3L engine on 2004 Chevrolet Blazer?

To change a radiator in a 4.3L the radiator, drain the cooling system and reposition the coolant recovery hose clamp. Disassemble the radiator by first removing hoses, the fan shroud and cooler lines. Check rubber mounts, fit in the new radiator and reattach all the hoses and clamps.

OEM 2004 Chevrolet Blazer Radiator

Cooling Radiator

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2004 Chevrolet Blazer Radiator Part Number: 15120548
$243.61 MSRP: $364.13
You Save: $120.52 (34%)
Product Specifications
- Other Name: Radiator, Radiator
- Replaces: 15120549, 52472963, 52472964
- Item Weight: 11.30 Pounds
- Item Dimensions: 41.5 x 20.0 x 7.3 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 15120548
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2004 Chevrolet Blazer Submodels:
- Base, LS, LT, Trailblazer, Xtreme, ZR2 | 6 Cyl 4.3 L GAS

2004 Chevrolet Blazer Radiator

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2004 Chevrolet Blazer Radiator Parts and Q&A

Q: How to replace the radiator on a 4.3L engine on 2004 Chevrolet Blazer?
A: To change a radiator in a 4.3L the radiator, drain the cooling system and reposition the coolant recovery hose clamp. Disassemble the radiator by first removing hoses, the fan shroud and cooler lines. Check rubber mounts, fit in the new radiator and reattach all the hoses and clamps.