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Genuine GM 



Part Description WIRE, Spark Plug or Coil
Part Notes
All Models; INDIVIDUAL WIRES; 6 Cylinder; No. 2, 6; No. 2, 4, 6; 3.0 Liter; w/o Hi-Output Engine; 3.0L; All 3.8 Engines; No. 2; 3.3 Liter; 3.3L; 3.8L; No. 4; No. 1, 3; No.4; No.6; 3.8; w/o Supercharger; C Engine; w/Supercharger; SINGLE WIRE; 8 Cylinder; 4.5L, 4.9L; 4.9L; Seville
Brand GM
Warranty Genuine GM parts are backed by GM's factory warranty which are high-quality vehicle-specific with the right fit the first time.
Manufacturer's Notes

This part is discontinued. It is no longer available for purchase.

Vehicle Specific

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Discontinued Part

Part Fitment for 12073957

Make Model Year
  • Trim
  • Engine

Buick Century


  • Custom, Estate Wagon, Limited, Special

  • 6 Cyl 3.3 L GAS

Buick Electra


  • Limited, Park Avenue, Park Avenue Ultra, T-Type

  • 6 Cyl 3.8 L GAS

Buick LeSabre

1988-1999, 1986

  • Base, Custom, Limited

  • 6 Cyl 3.0 L GAS, 6 Cyl 3.8 L GAS

Buick Park Avenue


  • Base, Ultra

  • 6 Cyl 3.8 L GAS

Buick Reatta


  • Base

  • 6 Cyl 3.8 L GAS

Buick Riviera

1992, 1988-1990

  • Luxury, T-Type

  • 6 Cyl 3.8 L GAS

Buick Skylark


  • Base, Custom, Gran Sport, Limited, Luxury Edition

  • 6 Cyl 3.0 L GAS, 6 Cyl 3.3 L GAS

Buick Somerset


  • Custom, Limited, T-Type

  • 6 Cyl 3.0 L GAS

Cadillac 60 Special


  • Base

  • 8 Cyl 4.9 L GAS

Cadillac Commercial Chassis


  • Base

  • 8 Cyl 4.1 L GAS, 8 Cyl 4.5 L GAS, 8 Cyl 4.9 L GAS

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California Residents

Warning: Cancer and reproductive harm -

Genuine GM 12073957 at GM Parts Prime, Your Right Choice

This GM part # 12073957 is a Cable and carries a factory warranty. It is sometimes referred to as Spark Plug Wires. We offer the best online prices with fast shipping on any order placed with us. This part fits Buick Century, LeSabre, Park Avenue. It fits Cadillac DeVille, Eldorado, Seville. It also fits Oldsmobile 88, 98, Cutlass Ciera. This also fits Pontiac Bonneville, Fiero, Grand Am. All our GM parts and accessories are shipped directly from authorized GM dealers and backed by the manufacturer's warranty.
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This part contains hazardous material.

This part is a packaged part and contains multiple quantities of: (Pack Qty: 4)

This part is a packaged part and contains multiple quantities of the same item. In an effort to simplify packaging GM will sometimes include multiple parts in a package.