What Does A Spark Plug Do
Spark plugs can make or break your engine’s performance. Understand how they work, how to recognize a faulty one, and get expert advice on choosing the right spark plug for better engine health.
Jul 21, 2026
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Buick Century Spark Plug Wire
9 itemsMisfires, rough idle, or weak acceleration can start with aging ignition wires. Replace your spark plug wires set to help deliver steady spark and restore smoother engine performance.
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A-Premium®Part # APSPW302
7 Pcs Black 7 mm Spark Plug Wire Set for Buick Century Chevrolet Camaro S10 GMC
51 Reviews
CA$53.99
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3-year warranty
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Fits 1991 - 1994 Isuzu Pickup, 1991 - 1993 GMC Sonoma, 1991 - 1992 Isuzu Rodeo, 1989 - 1991 Isuzu Trooper, 1986 - 1986 Buick Century, 1986 - 1986 Oldsmobile Cutlass Ciera, 1985 - 1993 Chevrolet S10, 1985 - 1990 GMC S15, 1985 - 1989 Chevrolet Camaro, 1985 - 1989 Chevrolet S10 Blazer, 1985 - 1989 GMC S15 Jimmy, 1985 - 1989 Pontiac Firebird, 1985 - 1986 Chevrolet Celebrity, 1985 - 1986 Pontiac 6000, 1985 - 1985 Buick Skylark, 1985 - 1985 Chevrolet Citation II, 1983 - 1985 Buick Century, 1983 - 1983 Oldsmobile Cutlass Ciera
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Vehicle: Buick Century
Item LocatedCanada
Quantity7
ColorBlack
ConditionNew
item #10055201
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A-Premium®Part # APSPW241
6 Pcs Spark Plug Wire Set for Chevy Impala 2000-2005 Buick Century Olds Pontiac
51 Reviews
CA$45.99
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3-year warranty
90 days free return
Fits 2002 - 2005 Buick Rendezvous, 2001 - 2005 Pontiac Aztek, 2000 - 2005 Buick Century, 2000 - 2005 Chevrolet Impala, 2000 - 2005 Chevrolet Monte Carlo, 2000 - 2005 Chevrolet Venture, 2000 - 2005 Pontiac Grand Am, 2000 - 2005 Pontiac Montana, 2000 - 2004 Oldsmobile Alero, 2000 - 2004 Oldsmobile Silhouette, 2000 - 2003 Chevrolet Malibu, 2000 - 2003 Pontiac Grand Prix, 2000 - 2001 Chevrolet Lumina
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Vehicle: Buick Century
Item LocatedCanada
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ColorBlack
ConditionNew
item #10046202
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A-Premium®Part # APSPW204
6 Pcs Spark Plug Wire Set for Buick Century 1989-1991 Skylark Oldsmobile Pontiac
51 Reviews
CA$51.99
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3-year warranty
90 days free return
Fits 1995 - 1995 Buick Park Avenue, 1995 - 1995 Buick Riviera, 1995 - 1995 Oldsmobile 88, 1995 - 1995 Oldsmobile 98, 1995 - 1995 Pontiac Bonneville, 1993 - 1995 Buick LeSabre, 1993 - 1995 Buick Regal, 1993 - 1994 Buick Park Avenue, 1993 - 1994 Oldsmobile 88, 1993 - 1994 Oldsmobile 98, 1993 - 1994 Pontiac Bonneville, 1993 - 1993 Buick Riviera, 1992 - 1995 Chevrolet Lumina APV, 1992 - 1995 Oldsmobile Silhouette, 1992 - 1995 Pontiac Trans Sport, 1992 - 1992 Buick LeSabre, 1992 - 1992 Buick Regal, 1992 - 1992 Buick Riviera, 1992 - 1992 Oldsmobile 88, 1992 - 1992 Oldsmobile 98
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Vehicle: Buick Century
Item LocatedCanada
ColorBlack
ConditionNew
item #100467NW
Note
For 1995 Park Avenue, Riviera, 88, 98, Bonneville, parts fit vehicles with supercharged engine only.
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A-Premium®Part # APSPW239
6 Pcs Spark Plug Wire Sets for Buick Century Chevrolet Malibu Oldsmobile Pontiac
51 Reviews
CA$40.99
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3-year warranty
90 days free return
Fits 1999 - 1999 Oldsmobile Alero, 1999 - 1999 Pontiac Grand Am, 1999 - 1999 Pontiac Montana, 1997 - 1999 Buick Century, 1997 - 1999 Chevrolet Malibu, 1997 - 1999 Chevrolet Venture, 1996 - 1999 Oldsmobile Silhouette, 1996 - 1999 Pontiac Trans Sport, 1996 - 1996 Chevrolet Lumina APV, 1995 - 1999 Chevrolet Lumina, 1995 - 1999 Chevrolet Monte Carlo, 1995 - 1999 Oldsmobile Cutlass, 1995 - 1999 Pontiac Grand Prix, 1995 - 1997 Oldsmobile Cutlass Supreme, 1995 - 1996 Buick Regal, 1994 - 1998 Buick Skylark, 1994 - 1998 Oldsmobile Achieva, 1994 - 1998 Pontiac Grand Am, 1994 - 1996 Chevrolet Beretta, 1994 - 1996 Chevrolet Corsica
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Vehicle: Buick Century
Item LocatedCanada
Quantity6
ColorBlack
ConditionNew
item #10049ARC
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A-Premium®Part # APSPW115
8 Pcs Spark Plug Wire Set for Buick Century Electra Pontiac Firebird GTO Chevrolet
51 Reviews
CA$67.99
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3-year warranty
90 days free return
Fits 1981 - 1981 Buick Century, 1981 - 1981 Pontiac Firebird, 1980 - 1981 Buick Century, 1980 - 1981 Buick Regal, 1980 - 1981 Pontiac Bonneville, 1980 - 1981 Pontiac Catalina, 1980 - 1981 Pontiac Grand Prix, 1980 - 1981 Pontiac LeMans, 1980 - 1980 Buick Electra, 1980 - 1980 Buick Estate Wagon, 1979 - 1981 Pontiac Firebird, 1979 - 1981 Pontiac Grand LeMans, 1979 - 1981 Pontiac LeMans, 1979 - 1980 Buick Century, 1979 - 1980 Buick Regal, 1979 - 1979 Oldsmobile Delta 88, 1978 - 1980 Pontiac Grand Am, 1977 - 1980 Buick LeSabre, 1977 - 1980 Pontiac Bonneville, 1977 - 1980 Pontiac Catalina
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Vehicle: Buick Century
Item LocatedCanada
Quantity8
ColorBlack
ConditionNew
item #1004R43P
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A-Premium®Part # APSPW259
6 Pcs Spark Plug Wire Set for Chevrolet Impala Monte Carlo Buick Olds Pontiac 2000
51 Reviews
CA$53.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2000 - 2000 Buick Century, 2000 - 2000 Chevrolet Impala, 2000 - 2000 Chevrolet Lumina, 2000 - 2000 Chevrolet Monte Carlo, 2000 - 2000 Chevrolet Venture, 2000 - 2000 Oldsmobile Silhouette, 2000 - 2000 Pontiac Grand Prix, 2000 - 2000 Pontiac Montana
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Buick Century
Item LocatedCanada
Quantity6
ColorBlack
ConditionNew
item #100462KY
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A-Premium®Part # APSPW221
6 Pcs Spark Plug Wire Set for Chevrolet Impala Lumina Buick Pontiac 2000 3.1L 3.4L
51 Reviews
CA$41.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2000 - 2000 Buick Century, 2000 - 2000 Chevrolet Impala, 2000 - 2000 Chevrolet Lumina, 2000 - 2000 Chevrolet Monte Carlo, 2000 - 2000 Chevrolet Venture, 2000 - 2000 Oldsmobile Silhouette, 2000 - 2000 Pontiac Grand Prix, 2000 - 2000 Pontiac Montana
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Vehicle: Buick Century
Item LocatedCanada
Quantity6
ColorBlack
ConditionNew
item #10046075
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A-Premium®Part # APSPW412
6 Pcs Spark Plug Wire Sets for Buick Century Oldsmobile Cutlass Supreme V6 3.1L
51 Reviews
CA$51.99
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3-year warranty
90 days free return
Fits 1995 - 1996 Oldsmobile Cutlass Ciera, 1994 - 1996 Buick Century, 1994 - 1994 Oldsmobile Cutlass Ciera, 1994 - 1994 Oldsmobile Cutlass Cruiser, 1994 - 1994 Oldsmobile Cutlass Supreme, 1993 - 1993 Oldsmobile Cutlass Supreme
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Buick Century
Item LocatedCanada
Quantity6
Part interchange
6716042, 7646, 12096426, 12173538
ConditionNew
item #1002K9T7
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OUTA-Premium®Part # APSPW216
8 Pcs Spark Plug Wire Set for Chevrolet Malibu 1978-1979 GMC Buick Olds Pontiac
51 Reviews
CA$55.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 1986 - 1986 Chevrolet K5 Blazer, 1979 - 1979 Buick Century, 1979 - 1979 Chevrolet El Camino, 1979 - 1979 Chevrolet El Camino, 1979 - 1979 Chevrolet Malibu, 1979 - 1979 Chevrolet Malibu, 1979 - 1979 Chevrolet Monte Carlo, 1979 - 1979 GMC Caballero, 1979 - 1979 GMC Caballero, 1979 - 1979 Pontiac Grand LeMans, 1979 - 1979 Pontiac LeMans, 1978 - 1979 Buick Century, 1978 - 1979 Buick Regal, 1978 - 1979 Chevrolet El Camino, 1978 - 1979 Chevrolet Malibu, 1978 - 1979 Chevrolet Monte Carlo, 1978 - 1979 Oldsmobile Cutlass, 1978 - 1979 Oldsmobile Cutlass Calais, 1978 - 1979 Oldsmobile Cutlass Salon, 1978 - 1979 Oldsmobile Cutlass Supreme
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Buick Century
Item LocatedCanada
Quantity8
Part interchange
6875, 12043736, 671-8027
ConditionNew
item #1004LD8K
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What are spark plug wires?
Spark plug wires, also known as ignition cables or spark plug leads, are a set of wires that connect the ignition coil or distributor to the spark plugs in an internal combustion engine. They are responsible for transmitting high-voltage electrical energy from the ignition source to the spark plugs, which ignite the fuel-air mixture in the engine's cylinders.
The spark plug wires typically consist of a central core made of conductive materials such as copper, and an insulating layer made of materials like silicone or rubber to prevent electrical current from leaking. The wires are designed to withstand high temperatures and electrical interference and are often color-coded to ensure correct installation.
Signs of bad spark plug wires
Spark plug wires play a crucial role in ensuring reliable engine performance. Worn or damaged spark plug wires can cause misfires, rough idling, and poor fuel efficiency, so it's important to take regular maintenance and replace them as needed.
Engine knocking
When the spark plug wires fail, the engine may produce a knocking sound, particularly under heavy loads. This can be caused by pre-ignition or detonation, which can occur when the spark plug wires are not delivering enough energy to the spark plugs.
Rough shifting (automatic transmission)
In some cases, a damaged spark plug wire can cause rough shifting in an automatic transmission. This can be due to a drop in engine power caused by misfires or other problems related to the spark plug wires.
Burned spark plug wires
If you notice that your spark plug wires are discolored or burned, this can be a sign that they are not functioning properly. Burned spark plug wires can be caused by excessive heat, electrical interference, or other issues.
Poor acceleration
When the spark plug wires are failing, the engine may have trouble accelerating smoothly. This can be due to misfires or other problems related to the spark plug wires.
Stalling
A damaged spark plug wire can cause the engine to stall or cut out, particularly at idle. This can be due to a drop in engine power caused by misfires or other problems related to the spark plug wires.
How to change spark plug wires?
Replacing a spark plug wire set is a relatively simple task, and can usually be completed in under an hour. You can follow these steps:
1. Remove the worn or faulty spark wire set.
To avoid confusion and prevent accidentally switching the wires, it is recommended to replace each spark plug wire individually, starting with the longest one. When removing the wires from either the spark plug or distributor cap, it is important to loosen the connection by twisting or rotating the boot. Yanking or forcefully pulling on the wires may cause them to break. Only pull on the boot and refrain from pulling on the cable.
2. Install the new spark plug wire set
Install the new spark plug wires in the same location as the old wires, making sure to connect each wire to the correct spark plug. If your new spark plug wires have boots, be sure to push the boot firmly onto the spark plug until it clicks into place.
3. Test the new spark plug wires
Once you have installed the new spark plug wires, start the engine and check for any signs of misfires, rough idling, or other problems that could indicate an issue with the spark plug wires. If everything looks good, you're all set!