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 Spark Plug Wire
187 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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Walker ProductsPart # 924-1586
Walker Products 924-1586 Spark Plug Wire Set
4.73 Reviews
$39.99
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3-year warranty
90 days free return
Fits 1987-1987 Chevrolet LLV, 1986-1986 Buick Somerset, 1985-1987 Chevrolet Astro, 1985-1987 GMC S15, 1985-1987 GMC S15 Jimmy, 1985-1986 GMC Safari, 1985-1986 Oldsmobile Calais, 1985-1986 Pontiac Fiero, 1985-1986 Pontiac Grand Am, 1985-1985 Buick Somerset Regal, 1984-1986 Buick Century, 1984-1986 Buick Skylark, 1984-1986 Chevrolet Camaro, 1984-1986 Chevrolet Celebrity, 1984-1986 Oldsmobile Cutlass Ciera, 1984-1986 Pontiac 6000, 1984-1986 Pontiac Firebird, 1984-1985 Chevrolet Citation II, 1984-1984 Oldsmobile Omega, 1984-1984 Pontiac Fiero
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Vehicle: Buick
Item LocatedUnited States
QuantityOne Set
Part interchange
924-1586, 35-4114, 35-4115, 2950, 9017, 27416, 35-77514, 748,
...View moreitem #1001PP0Y
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Walker ProductsPart # 924-1227
Walker Products 924-1227 Spark Plug Wire Set
4.73 Reviews
$29.99
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3-year warranty
90 days free return
Fits 1988-1991 Oldsmobile Cutlass Calais, 1987-1992 Oldsmobile Cutlass Ciera, 1987-1991 Buick Skylark, 1987-1991 Pontiac 6000, 1987-1991 Pontiac Grand Am, 1987-1989 Oldsmobile Cutlass Cruiser, 1987-1988 Pontiac Fiero, 1987-1987 Buick Somerset, 1987-1987 Oldsmobile Calais
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Vehicle: Buick
Item LocatedUnited States
QuantityOne Set
Part interchange
924-1227, 35-4104, 3157, 9014, 2918, 9496, 27445, 35-77526,
...View moreitem #1001PT28
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Walker ProductsPart # 924-1475
Walker Products 924-1475 Spark Plug Wire Set
4.73 Reviews
$46.99
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3-year warranty
90 days free return
Fits 2001-2005 Buick Park Avenue, 2001-2003 Pontiac Bonneville, 2000-2000 Buick Regal, 2000-2000 Buick Regal, 1997-2000 Pontiac Grand Prix
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Vehicle: Buick
Item LocatedUnited States
QuantityOne Set
Part interchange
924-1475, 35-6323, 35-6147, 3134, 9556, 9602, 3161, 8HY3161,
...View moreitem #1001PT2L
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Walker ProductsPart # 924-1529
Walker Products 924-1529 Spark Plug Wire Set
4.73 Reviews
$47.99
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3-year warranty
90 days free return
Fits 1987-1987 Buick Regal, 1987-1987 Chevrolet Camaro, 1987-1987 Chevrolet Caprice, 1987-1987 Chevrolet El Camino, 1987-1987 Chevrolet Monte Carlo, 1987-1987 GMC Caballero, 1987-1987 Pontiac Firebird, 1987-1987 Pontiac Grand Prix
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Vehicle: Buick
Item LocatedUnited States
QuantityOne Set
Part interchange
924-1529, 35-77821, 35-77830, 4064, 7838, 7840, 9647, 2933,
...View moreitem #1001PR6V
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Walker ProductsPart # 924-1509
Walker Products 924-1509 Spark Plug Wire Set
4.73 Reviews
$41.99
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3-year warranty
90 days free return
Fits 1977-1977 Chevrolet Caprice, 1977-1977 Chevrolet Impala, 1977-1977 Chevrolet K30, 1977-1977 Chevrolet P10, 1977-1977 GMC C25, 1977-1977 GMC K35, 1976-1976 Chevrolet G30, 1976-1976 Chevrolet P10, 1976-1976 Chevrolet P30, 1975-1977 Checker Marathon, 1975-1977 Chevrolet C10, 1975-1977 Chevrolet C10, 1975-1977 Chevrolet C10 Suburban, 1975-1977 Chevrolet C20, 1975-1977 Chevrolet C20, 1975-1977 Chevrolet C20 Suburban, 1975-1977 Chevrolet C30, 1975-1977 Chevrolet Camaro, 1975-1977 Chevrolet El Camino, 1975-1977 Chevrolet G10
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Vehicle: Buick
Item LocatedUnited States
QuantityOne Set
Part interchange
924-1509, 35-6142, 2915, 9042, 101, 141, 101CON, 101ELE,
...View moreitem #1001PPUV
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Walker ProductsPart # 924-1601
Walker Products 924-1601 Spark Plug Wire Set
4.73 Reviews
$48.99
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3-year warranty
90 days free return
Fits 1978-1978 Buick Century, 1978-1978 Chevrolet Malibu, 1975-1976 Cadillac Calais, 1975-1976 Cadillac Commercial Chassis, 1975-1976 Cadillac DeVille, 1975-1976 Cadillac Eldorado, 1975-1976 Cadillac Fleetwood
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Vehicle: Buick
Item LocatedUnited States
QuantityOne Set
Part interchange
924-1601, 35-8154, 2920, 9046, 2947, 26838, 6838, 9659,
...View moreitem #1001PQPE
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Walker ProductsPart # 924-1336
Walker Products 924-1336 Spark Plug Wire Set
4.73 Reviews
$41.99
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3-year warranty
90 days free return
Fits 1987-1988 Oldsmobile Delta 88, 1987-1988 Pontiac Bonneville, 1986-1988 Buick Century, 1986-1988 Buick LeSabre, 1986-1988 Oldsmobile Cutlass Ciera, 1986-1987 Buick Electra, 1986-1987 Buick Riviera, 1986-1987 Oldsmobile 98, 1986-1987 Oldsmobile Toronado, 1986-1986 Buick LeSabre, 1986-1986 Oldsmobile Delta 88
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Buick
Item LocatedUnited States
QuantityOne Set
Part interchange
924-1336, 35-6131, 2959, 9036, 9039, 8HY-2959, 35-87628, 4028,
...View moreitem #1001PTA0
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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!