How to replace spark plugs safely and effectively on 2004 Chevrolet Colorado?

Ignition coils should be removed when changing spark plugs using safety glasses. Wipe spark plug area to avoid contamination. Do not remove the engine when hot as it may be damaged. Check plugs and use given types. Assess the gap using a feeler gauge, and make sure that it is installed correctly to avoid overheating or breaking the threads.

OEM 2004 Chevrolet Colorado Spark Plug

Ignition Spark Plug

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2004 Chevrolet Colorado Spark Plug Part Number: 12681663
$9.22 MSRP: $16.46
You Save: $7.24 (44%)
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Product Specifications
- Other Name: Spark Plug Assembly-Gasoline Engine Ignition; Spark Plug, Spark Ignition; Spark Plug,Glow
- Replaces: 12598004, 12625058
- Item Weight: 0.70 Pounds
- Item Dimensions: 3.8 x 3.4 x 0.8 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12681663
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2004 Chevrolet Colorado Submodels:
- Base, LS, LT, Sport, Sport LS, WT, Z71, Z71 LS, Z85, Z85 LS | 4 Cyl 2.8 L GAS, 4 Cyl 2.9 L GAS, 5 Cyl 3.5 L GAS, 5 Cyl 3.7 L GAS

2004 Chevrolet Colorado Spark Plug

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2004 Chevrolet Colorado Spark Plug Parts and Q&A

Q: How to replace spark plugs safely and effectively on 2004 Chevrolet Colorado?
A: Ignition coils should be removed when changing spark plugs using safety glasses. Wipe spark plug area to avoid contamination. Do not remove the engine when hot as it may be damaged. Check plugs and use given types. Assess the gap using a feeler gauge, and make sure that it is installed correctly to avoid overheating or breaking the threads.