Other Names:Lower Shroud Retainer, Bumper Cover Upper Retainer, Shroud Retainer, Upper Grille Retainer, Bumper Cover Lower Retainer, Lower Deflector Retainer, Front Cover Fastener, Rocker Molding Retainer, Lower Shield Retainer, Energy Absorber Retainer, Lower Support Retainer, Seal Retainer, Support, Grille Retainer, Cover Retainer, Insert, Strip Retainer, Lower Panel Retainer, Stud Plate Retainer, Air Deflector Retainer, Insert Panel Retainer, Reinforcement Retainer, Lower Baffle Retainer Head Diameter: 1" Shoulder Length: 1/8" Stem Length: 3/4" Fits Into 1/2” Hole Replaces GM: 5973400 1979-, Fits Buick: Allure, Century, LaCrosse, Park Avenue, Regal, Skyhawk, Skylark; Cadillac: CTS, Escalade, XLR; Chevrolet: Astro, Avalanche, Beretta, Blazer, Cadet, Camaro, Cavalier, Cobalt, Colorado, Corsica, Corvette, El Camino, Impala, Lumina, Malibu, Monte Carlo, Silverado, Suburban, Tahoe, Venture Fits GMC: Canyon, Jimmy, Safari, Sierra, Yukon; Hummer: H3, H3T; Oldsmobile: Achieva, Alero, Bravada, Calais, Cutlass, Firenza, Intrigue, Silhouette, Toronado; Pontiac: 6000, Bonneville, Fiero, Firebird, G5, G6, Grand Am, Grand Prix, J2000, LeMans, Montana, Pursuit, Sunbird, Trans Sport; Saturn: Aura Black Nylon 1989-94 without retractable headlamps, 1991-94, push in. 1989-94 without retractable headlamps, 1989-90, push in. 1988-90 coupe, sedan, convertible, to support. With retractable headlamps, 1988-89, push in. Without gxp, without special edition pkg. 1993-97, Firebird & formula, upper. 1998-02 Firebird & formula, upper. 1989-91, bumper cover, upper. Type 2, 2005-07, LS, lt & ltz. 1998-02 trans am, upper. 1989-91 standard, se. Station wagon, lower. Without Impala SS. 1985-96, push in. Type 3, SS & sport. Type 1, base & LS. 1998-02, center. 2 door, 1989-94. 1988-90, lower. 1982-84. 1996-98. 1985-90. Side. 1995-05. 2000-04. 1992-95. 2006-08. 2001-04. 2004-05. 8.1L gas. 1997-2000. 2001-2005. Oldsmobile. Without z34. Sedan, lower. Standard & gt. 1991-92 all. 1997-00, lower. 1994-96, lower. 1990-93, lower. 1993-96, lower. 1990-92, lower. 1992-97 4 door. 1992-97 2 door. 1991-92, push in. Type 2, 2008-10, lt. 5.3, 6.0L 2002-04, 8.1L. 1991-94 4 door, push in. 4 door, 1991-94, inserts. 1993-97 trans am, upper. With z24, upper, retainer. With z34, plastic insert. 6.6L turbo diesel, 2006-07. 6.6L turbo diesel, 2001-05. Coupe, sedan & convertible, push in. Without appearance package, lower. 1991-96 se coupe, without aero pkg. 4.8, 5.3 & 6.0L, 4.8l & 5.3l 1999-04, 6.0L. Coupe & sedan, without aero performance package. 1994-96 se coupe with aero package & gtp, type 1.