Genuine GM Spark Plugs

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Coil-on-Spark Plug Boot Plug Boot

GM 19295352

Weather tight boot seal helps protect from moisture intrusion High temperature resistant silicone helps protect against thermal...

$16.72

MSRP $27.30

Save $10.58

38.8% Off

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Coil-on-Spark Plug Boot Plug Boot

GM 19295373

Weather tight boot seal helps protect from moisture intrusion High temperature resistant silicone helps protect against thermal...

$13.72

MSRP $22.40

Save $8.68

38.8% Off

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Electronic Ignition Control Module

GM 19418994

Canyon, Colorado. 2004-06. 4.2L. 3.5L. Feature electronically welded lead connections to reduce heat stress failure or cold joints Laser...

$150.34

MSRP $262.38

Save $112.04

42.7% Off

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Ignition Control Module without Coil

GM 24503623

Type I. Without supercharger. Magnavox. All models. 3.8l. Without coil, 1st design, magnavo. Feature electronically welded lead...

$322.67

MSRP $563.13

Save $240.46

42.7% Off

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Ignition Control Module

GM 19300922

HHR. 2.2L. Feature electronically welded lead connections to reduce heat stress failure or cold joints Laser trimmed to provide precise...

$132.08

MSRP $230.50

Save $98.42

42.7% Off

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Ignition Control Module

GM 88921578

Feature electronically welded lead connections to reduce heat stress failure or cold joints Laser trimmed to provide precise values and...

$86.02

MSRP $149.60

Save $63.58

42.5% Off

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Ignition Control Module

GM 19178836

Saturn. Feature electronically welded lead connections to reduce heat stress failure or cold joints Laser trimmed to provide precise...

$188.37

MSRP $328.74

Save $140.37

42.7% Off

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Ignition Control Module

GM 19179579

All models. With 2.0l. 4 cylinder. LeMans. 2.5l. 2.0-p. Feature electronically welded lead connections to reduce heat stress failure or...

$97.69

MSRP $170.64

Save $72.95

42.8% Off

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Ignition Control Module

GM 89057338

Feature electronically welded lead connections to reduce heat stress failure or cold joints Laser trimmed to provide precise values and...

$208.06

MSRP $363.10

Save $155.04

42.7% Off

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Ignition Control Module

GM 19106961

Feature electronically welded lead connections to reduce heat stress failure or cold joints Laser trimmed to provide precise values and...

$154.77

MSRP $270.12

Save $115.35

42.7% Off

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Ignition Control Module

GM 89057337

Feature electronically welded lead connections to reduce heat stress failure or cold joints Laser trimmed to provide precise values and...

$364.86

MSRP $638.70

Save $273.84

42.9% Off

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Ignition Control Module without Coil

GM 19245557

6 cylinder. Impala, Monte Carlo. 3.4l. Aztek, Rendezvous. 3.4l. 2.8L. Pontiac. 6 cyl. Chevrolet. 6 cyl. 2.8, 3.1L. Distributorless...

$261.16

MSRP $455.78

Save $194.62

42.7% Off

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What Causes Spark Plugs to Wear Out?

Spark plugs wear out over time due to various factors. Repeated sparking and exposure to combustion byproducts cause natural wear, leading to electrode and insulator deterioration. Carbon deposits from combustion can accumulate on the spark plug electrodes, reducing their effectiveness. Overheating, incorrect gaps, fuel additives and contaminants, and long service intervals can also contribute to spark plug wear. To prevent premature wear, regular inspections, proper maintenance, and using the correct spark plugs are crucial. If you notice poor engine performance, replacing the spark plugs may be necessary.

Other Interior Parts

Starters

The starter plays a crucial role in initiating the engine's ignition process. When the ignition key is turned, starters quickly engage, cranking the engine into life by meshing with the flywheel.
Alternators

Alternators convert mechanical energy into electrical power. They are mounted within the engine, and they produce a steady stream of electricity to recharge the battery and power various vehicle systems.