How to replace spark plugs in an engine on 2005 Buick Park Avenue?

Changing the spark plugs requires switching off the ignition switch and removing the sight shield of the fuel injector. Record the location of the spark plugs, and take the spark plugs out. Test the spark plug gap and replace the plugs taking care that they are properly torqued. Re-attach the spark plug wires and replace shield.

OEM 2005 Buick Park Avenue Spark Plug

Ignition Spark Plug

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2005 Buick Park Avenue Spark Plug Part Number: 12681664
$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: 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.
More Info
Fits the following 2005 Buick Park Avenue Submodels:
- Base, Ultra | 6 Cyl 3.8 L GAS

2005 Buick Park Avenue Spark Plug

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2005 Buick Park Avenue Spark Plug Parts and Q&A

Q: How to replace spark plugs in an engine on 2005 Buick Park Avenue?
A: Changing the spark plugs requires switching off the ignition switch and removing the sight shield of the fuel injector. Record the location of the spark plugs, and take the spark plugs out. Test the spark plug gap and replace the plugs taking care that they are properly torqued. Re-attach the spark plug wires and replace shield.