How to replace the right side spark plug(s) safely and correctly on GMC Yukon?

The right front wheelhouse liner should be removed first so spark plugs can be reached through the wheel opening. All high voltage component service and connection work requires execution of the high voltage disabling procedure along with personal protection equipment use and correct procedures to stop serious injury or death. The procedure requires workers to learn how to disable high voltage and follow tests and evaluate which conditions cause high voltage to always exist. Start by conducting the service disconnect followed by removing the Spark Plug wire through a half-turn twist on the boot before pulling only from the boot itself. Clean dirt from around the Spark Plug by brushing or blowing compressed air and remove the plug to a tray labeled with cylinder numbers of multiple plug removals. Insert the Spark Plug washer properly after inspecting the gap and adjusting it as necessary before hand-starting the plug into the target cylinder. Secure the Spark Plug with 15 nm (11 lb ft) torque while reattaching the Spark Plug wire. After checking that each boot seats correctly by pulling sideways you should reinstall any loose.bootstrap. Replacement of any right side Spark Plug(s) requires right front wheelhouse liner reinstallation before conducting the service reconnect.

OEM GMC Yukon Spark Plug

Ignition Spark Plug

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8 Spark Plugs found

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GMC Yukon Glow Plug Part Number: 12639701
$25.20 MSRP: $45.00
You Save: $19.80 (44%)
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Product Specifications
- Other Name: Glow Plug, Glow; Diesel Glow Plug; Glow Plug, Spark Ignition
- Replaces: 97364968
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006 GMC Yukon | Denali, SL, SLE, SLT | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
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GMC Yukon Spark Plug Part Number: 12681665
$9.22 MSRP: $16.46
You Save: $7.24 (44%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Spark Plug Assembly-Gasoline Engine Ignition; Spark Plug, Spark Ignition; Spark Plug,Glow
- Replaced by: 12681664
- Replaces: 25162555, 12607234, 25315018, 25162556, 19256067, 89017883
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2008, 2000-2006 GMC Yukon | Denali, Hybrid, SL, SLE, SLT | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L FULL HYBRID EV-GAS (FHEV), 8 Cyl 6.0 L GAS
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GMC Yukon Spark Plug Part Number: 12622441
$9.22 MSRP: $16.46
You Save: $7.24 (44%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Spark Plug Assembly; Spark Plug, Spark Ignition; Spark Plug,Glow
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2015-2023 GMC Yukon | AT4, Denali, SLE, SLT | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
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GMC Yukon Glow Plug Part Number: 97326305
$24.56 MSRP: $43.86
You Save: $19.30 (44%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Glow Plug, Spark Ignition; Diesel Glow Plug
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2004-2005 GMC Yukon | Denali, SLE, SLT | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
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GMC Yukon Glow Plug Part Number: 97226202
$19.63 MSRP: $35.06
You Save: $15.43 (45%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Glow Plug, Spark Ignition
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2001-2003 GMC Yukon | Denali, SLE, SLT | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
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GMC Yukon Glow Plug Part Number: 12563554
$18.86 MSRP: $33.68
You Save: $14.82 (44%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Glow Plug, Spark Ignition; Diesel Glow Plug
- Replaces: 25168651
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1992-2000 GMC Yukon | Base, Denali, GT, SL, SLE, SLT, Sport | 8 Cyl 5.7 L GAS, 8 Cyl 6.5 L DIESEL
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GMC Yukon Glow Plug Part Number: 55506604
$24.20 MSRP: $43.23
You Save: $19.03 (45%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Glow Plug Assembly-Diesel Engine Combustion Air Heatr; Control Module; Glow Plug, Spark Ignition
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021-2023 GMC Yukon | Denali, SLE, SLT | 6 Cyl 3.0 L DIESEL
View related parts
GMC Yukon Spark Plug Part Number: 12621258
Product Specifications
- Replaces: 12571164, 12563707, 12609877
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007-2014 GMC Yukon | Denali, Denali Hybrid, Hybrid, SLE, SLT | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L FULL HYBRID EV-FLEX (FHEV), 8 Cyl 6.0 L FULL HYBRID EV-GAS (FHEV), 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS

GMC Yukon Spark Plug

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Spark Plug outputs the charge that ignites the compressed air/fuel mixture in the GMC Yukon vehicle engine making it also an important component in the combustion process. This is a part made of a central conductor which is the electrode; the metal terminal and a ceramic insulator enclosed in a steel housing. Spark plugs are of different types like copper core, platinum, iridium, and double platinum spark plugs so it inferences the durability and the performance capacity. The ignition coil is used to produce high voltage required for the spark that will effectively power up the engine. Spark Plug reach, heat range, and electrode materials have different configurations for different applications and different ignition systems because of combustion efficiency and the general performance of an automobile engine. The function of Spark Plugs requires routine service and replacement because they can cause misfires, bad idle, and low fuel economy, which are not favorable for the proper functioning of the car.

GMC Yukon Spark Plug Parts Questions & Experts Answers

Spark Plug
12621258
Q: How to replace the right side spark plug(s) safely and correctly on GMC Yukon?
A:
The right front wheelhouse liner should be removed first so spark plugs can be reached through the wheel opening. All high voltage component service and connection work requires execution of the high voltage disabling procedure along with personal protection equipment use and correct procedures to stop serious injury or death. The procedure requires workers to learn how to disable high voltage and follow tests and evaluate which conditions cause high voltage to always exist. Start by conducting the service disconnect followed by removing the Spark Plug wire through a half-turn twist on the boot before pulling only from the boot itself. Clean dirt from around the Spark Plug by brushing or blowing compressed air and remove the plug to a tray labeled with cylinder numbers of multiple plug removals. Insert the Spark Plug washer properly after inspecting the gap and adjusting it as necessary before hand-starting the plug into the target cylinder. Secure the Spark Plug with 15 nm (11 lb ft) torque while reattaching the Spark Plug wire. After checking that each boot seats correctly by pulling sideways you should reinstall any loose.bootstrap. Replacement of any right side Spark Plug(s) requires right front wheelhouse liner reinstallation before conducting the service reconnect.