How to replace spark plugs in an engine on 2005 Chevrolet Monte Carlo?

To change spark plugs, I should make sure that the engine is cool and clean the recess area to prevent contamination. Install recommended spark plugs in order to avoid engine damage. Take off the spark plug wires and plugs then align the new plugs then fit them with proper seating. Last but not least, reconnect the wiring and engine parts.

OEM 2005 Chevrolet Monte Carlo Spark Plug

Ignition Spark Plug

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2005 Chevrolet Monte Carlo Spark Plug Part Number: 12681664
$9.22 MSRP: $16.46
You Save: $7.24 (44%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Spark Plug Assembly-Gasoline Engine Ignition; Spark Plug, Spark Ignition; Spark Plug,Glow
- Replaces: 12568387, 25330840, 12565030, 25161444
- Item Weight: 1.00 Pounds
- Item Dimensions: 6.7 x 3.5 x 0.9 inches
- Condition: New
- Fitment Type: Direct Replacement
- Require Quantity: 6
- SKU: 12681664
- Warranty: This genuine part is guaranteed by GM's factory warranty.
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Fits the following 2005 Chevrolet Monte Carlo Submodels:
- LT, SS, SS 35th Anniversary Edition, SS Dale Earnhardt Signature Edition, SS High Sport, SS Pace Car | 6 Cyl 3.8 L GAS
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2005 Chevrolet Monte Carlo Spark Plug Part Number: 19301813
$8.08 MSRP: $14.42
You Save: $6.34 (44%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Spark Plug Assembly; Spark Plug,Glow
- Replaces: 19244474, 19158036, 19208529, 19244473, 19301321, 25163148, 25166821, 19208531, 19158039
- Item Weight: 0.80 Pounds
- Item Dimensions: 4.7 x 4.0 x 1.4 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 19301813
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2005 Chevrolet Monte Carlo Submodels:
- LS, LS Competition, LS Sport | 6 Cyl 3.4 L GAS

2005 Chevrolet Monte Carlo Spark Plug

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2005 Chevrolet Monte Carlo Spark Plug Parts and Q&A

Q: How to replace spark plugs in an engine on 2005 Chevrolet Monte Carlo?
A: To change spark plugs, I should make sure that the engine is cool and clean the recess area to prevent contamination. Install recommended spark plugs in order to avoid engine damage. Take off the spark plug wires and plugs then align the new plugs then fit them with proper seating. Last but not least, reconnect the wiring and engine parts.