To Test Pressure Relief Valve in Cooling System Cap All metal construction with 52mm x 2.5mm Buttress Threads Use with CTA #7050 Pressure Tester Compatible with other Pressure Tester brands See Application tab for details Click here for complete application chart on the Radiator Pressure Tester Adapter Range Applications MAKE MODEL YEAR Buick Roadmaster 1994-1996 Buick Skylark 1992-1998 Cadillac Catera 1997-2001 Cadillac CTS 2003 Cadillac Escalade 1999 Cadillac Fleetwood 1994-1996 Cadillac Seville 1998-2003 Chevrolet Beretta 1992-1996 Chevrolet Camaro 1999 Chevrolet Caprice 1994-1996 Chevrolet Cavalier 1995-1999 Chevrolet Cobalt 2005 Chevrolet Corvette 1999 Chevrolet Impala SS 1994-1996 Chevrolet Malibu 1997-1999 Chevrolet Metro 1999 Chevrolet Prizm 1999 Chevrolet Silverado 1500 1999-2016 Chevrolet Silverado 2500 1999-2016 Chevrolet Suburban 2000-2003 Chevrolet Tahoe 1999-2005 Chevrolet Tracker 1999 Chevrolet Trailblazer 2001-2002 Ford E Series Van 1999-2003 Ford Excursion 2000-2003 Ford Expedition 2003-2006 Ford Explorer 2002-2004 Ford F Series 1995-2005 Ford Five Hundred 2005 Ford Freestyle 2005 Ford Sterling 2005 Ford Taurus 1996-2006 Ford Thunderbird 2003 Ford Thunderbird V8 1993-1997 Ford Windstar 2002-2003 Freightliner Diesel Truck 2004 GMC Envoy 2002 GMC Sierra 1500 1999-2003 GMC Sierra 2500 1999-2003 GMC Yukon 1999 International 466 Engine 1994-2002 Jaguar S Type 2000-2003 Lincoln Mark VIII 1993-1998 Lincoln Navigator 1998 Lincoln Towncar 1993-1999 Mercedes Benz ML 320 1998-2005 Mercedes Benz ML 430 1998-2005 Mercury Crown Victoria 1993-2003 Mercury Grand Marquis 1993-2003 Mercury Sable 1993-2003 Nissan Armada 2005-2015 Nissan Titan 2004-2015 Oldsmobile Achieva 1992-1998 Oldsmobile Alero 1999 Oldsmobile Aurora 1995-1999 Oldsmobile Cutlass 1997-1998 Oldsmobile Intrigue 1999-2000 Pontiac Grand Am 1992-1999 Pontiac Sunfire 1995-1999 Saturn All Models 1987-1991 Saturn Ion 2005 Saturn Vue 2003 Sterling All Models 1987-1991, 2005