Dorman 42042 | Brake Master Cylinder Reservoir Cap

Part Number

42042

Ensure optimal braking performance with this durable Dorman Brake Master Cylinder Reservoir Cap designed for various GM vehicles.

Fits various model years of the following vehicles: Buick, Cadillac, Chevrolet, GMC, Hummer, Oldsmobile, Pontiac, Saturn

Special Price $6.93 Regular Price $10.92

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In stock

Estimated Ship Date: 1 Business Day or Less

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Product Information

Description

Maintain the integrity of your braking system with the Dorman Brake Master Cylinder Reservoir Cap, designed to deliver reliable performance and precise fitment for a broad range of GM vehicles. Crafted with high-quality materials, this cap ensures long-term durability and consistent functionality, restoring the essential seal of your brake master cylinder. Whether you're a DIY enthusiast or a professional mechanic, this cap offers an effortless installation, aligning perfectly with the original manufacturer's specifications. Say goodbye to performance issues associated with worn or missing reservoir caps—this replacement part is engineered to withstand the demands of daily driving and braking performance. Choose Dorman for peace of mind in your vehicle's braking system.

Features

Direct fit replacement for original brake cap
Restores lost brake system pressure seal
Constructed from high-quality plastic
Easy, screw-on installation
Compatible with numerous GM models
Backed by Dorman's expertise in automotive solutions

Specifications

Attachment Type:	Screw-On
Color:	Black
Finish:	Gloss
Gasket Or Seal Included:	No
Material:	Plastic
Package Contents:	1 Master Cylinder Cap
Shape:	Round
Dimensions:	0.8 x 3.5 x 5.5 inches
Weight:	0.1 lbs

Interchange

General Motors: 18013963
General Motors: 18017123
General Motors: 18014091
General Motors: 18017209
General Motors: 18021306
General Motors: 18060186
General Motors: 18060795
General Motors: 25813304
General Motors: 22795538
OE PRO: 18013963
General Motors: 20760280
General Motors: 21010528
General Motors: 22688449

Fitment

1987-1989 Buick Skyhawk
1987 Buick Somerset
1987-1988 Cadillac Cimarron
1987-2005 Chevrolet Cavalier
1987-1990 Chevrolet Celebrity
1987-1996 Chevrolet Corsica
1987-1996 Oldsmobile Cutlass Ciera
1987-1988 Oldsmobile Firenza
1988-2004 Buick Regal
1988-1991 Oldsmobile Cutlass Calais
1988-2008 Pontiac Grand Prix
1990-2001 Chevrolet Lumina
1990-1996 Chevrolet Lumina APV
1991-1992 Buick LeSabre
1991-1992 Cadillac Eldorado
1991 Oldsmobile Delta 88
1991-1992 Oldsmobile Toronado
1991 Pontiac Bonneville
1991-1992 Saturn SC
1991-2002 Saturn SL2
1992-2019 Chevrolet Corvette
1993 Pontiac Bonneville
1993-2002 Saturn SC1
1993-1999 Saturn SW1
1993-2001 Saturn SW2
1996-2005 Buick LeSabre
1994 Cadillac DeVille | Note: wo/Electronic Traction Control
1994 Cadillac Seville | Note: wo/Electronic Traction Control
1995-2007 Chevrolet Monte Carlo
1996-1999 Oldsmobile 88
1996-2005 Buick Park Avenue
1996 Oldsmobile 98
1997-1998 Oldsmobile Regency
1998-2004 Chevrolet S10
1998-2005 GMC Jimmy
1998-2004 GMC Sonoma
1998-2002 Oldsmobile Intrigue
1999-2004 GMC Sierra 2500
1999-2004 Oldsmobile Alero
1999-2009 Pontiac Montana
2000-2020 Chevrolet Impala
2000-2013 Chevrolet Suburban 1500
2001-2014 Chevrolet Silverado 2500 HD
2001-2013 Chevrolet Suburban 2500
2001-2003 GMC Sierra 1500 HD
2001-2014 GMC Sierra 2500 HD
2001-2013 GMC Yukon
2001-2005 Pontiac Aztek
2002-2007 Buick Rendezvous
2002-2013 Cadillac Escalade EXT
2005-2006 Chevrolet Silverado 1500 HD
2002-2006 Chevrolet Trailblazer EXT
2002-2009 GMC Envoy
2005-2006 GMC Sierra 1500 HD
2003-2019 Cadillac CTS
2003-2006 Chevrolet Avalanche 1500
2003-2006 Chevrolet Avalanche 2500
2003-2014 Chevrolet Express 1500
2003-2006 Chevrolet SSR
2003-2014 GMC Savana 1500
2003-2020 GMC Savana 2500
2003-2020 GMC Savana 3500
2004-2007 Buick Rainier
2004-2008 Cadillac SRX
2004-2008 Cadillac XLR
2004-2012 GMC Canyon
2004-2005 GMC Envoy XUV
2005-2008 Buick LaCrosse
2005-2011 Cadillac STS
2005-2008 Chevrolet Uplander
2005-2010 Pontiac G6
2005-2007 Saturn Relay
2006-2011 Buick Lucerne
2006-2008 Chevrolet HHR
2013 Chevrolet Silverado 3500
2007-2013 Chevrolet Avalanche
2007-2020 Chevrolet Equinox
2007 Chevrolet Silverado 1500 HD Classic
2007 Chevrolet Silverado 2500 HD Classic
2007-2014 Chevrolet Silverado 3500 HD
2007-2020 GMC Acadia
2007 GMC Sierra 1500 HD Classic
2007 GMC Sierra 2500 HD Classic
2007-2009 Pontiac Torrent
2007-2009 Saturn Aura
2008-2015 Chevrolet Captiva Sport
2008-2010 Saturn Vue
2009-2020 Chevrolet Traverse
2019-2020 Chevrolet Blazer
2013-2019 Cadillac ATS
2013-2019 Cadillac XTS
2013-2014 GMC Sierra
2014-2016 Chevrolet Impala Limited
2016-2019 Cadillac CT6
2017-2020 Cadillac XT5
2020 Cadillac XT6
1987-2005 Buick Century
1987-1998 Buick Skylark
1987-1996 Chevrolet Beretta
1987 Oldsmobile Calais
1987-1991 Pontiac 6000
1987-2005 Pontiac Grand Am
1987-1994 Pontiac Sunbird
1988-1997 Oldsmobile Cutlass Supreme
1990-2004 Oldsmobile Silhouette
1990-1998 Pontiac Trans Sport
1991 Buick Reatta
1991-1993 Buick Riviera
1991-1992 Cadillac Seville
1991-2002 Saturn SL
1991-2002 Saturn SL1
1992 Oldsmobile 88
1992-1998 Oldsmobile Achieva
1995-2002 Cadillac Eldorado
1995-2004 Cadillac Seville
1993-2002 Chevrolet Camaro
1993-2002 Pontiac Firebird
1993-2002 Saturn SC2
1994 Cadillac Eldorado | Note: wo/Electronic Traction Control
1996-2005 Pontiac Bonneville
1995-2005 Cadillac DeVille
1995-2005 Pontiac Sunfire
1996-1999 Oldsmobile LSS
1997-2011 Chevrolet Malibu
1997-2005 Chevrolet Venture
1997-1999 Oldsmobile Cutlass
1998-2005 Chevrolet Blazer
1998-2004 Oldsmobile Bravada
1999-2014 Chevrolet Silverado 1500
1999-2005 Chevrolet Silverado 2500
1999-2014 GMC Sierra 1500
2010-2020 Chevrolet Camaro
2000-2013 GMC Yukon XL 1500
2001-2003 Chevrolet Silverado 1500 HD
2001-2007 Chevrolet Silverado 3500
2001-2013 Chevrolet Tahoe
2001-2006 GMC Sierra 3500
2001-2013 GMC Yukon XL 2500
2001-2003 Oldsmobile Aurora
2002-2014 Cadillac Escalade
2002-2009 Chevrolet Trailblazer
2002-2006 GMC Envoy XL
2003-2014 Cadillac Escalade ESV
2003-2020 Chevrolet Express 2500
2003-2020 Chevrolet Express 3500
2003-2007 Hummer H2
2004-2012 Chevrolet Colorado
2005-2007 Buick Terraza
2005-2010 Chevrolet Cobalt
2006-2008 Cadillac DTS
2013-2014 Chevrolet Silverado 2500
2007 Chevrolet Silverado 1500 Classic
2007 Chevrolet Silverado 3500 Classic
2007 GMC Sierra 1500 Classic
2007 GMC Sierra 3500 Classic
2007-2014 GMC Sierra 3500 HD
2007-2010 Pontiac G5
2008-2020 Buick Enclave
2009-2019 Chevrolet Express 4500
2009-2018 GMC Savana 4500
2010-2020 GMC Terrain
2011-2013 Chevrolet Volt
2017 GMC Acadia Limited

Product Questions (3)

Customer Questions

Can I use Dorman parts to replace OEM parts?

Yes, Dorman parts can often be used as replacements for OEM parts, but it is important to carefully compare specifications and ensure compatibility.

How do I install Dorman shift linkage bushing?

To install a Dorman shift linkage bushing, first locate the old bushing and remove it if necessary. Apply lubricant to the Dorman bushing and slide it onto the shift linkage, tapping it into place with a soft tool until fully seated. Check the alignment and function of the shift linkage after installation.

Where is Dorman manufactured?

Dorman is a global automotive parts supplier with manufacturing facilities in the United States, Mexico, Canada, China, and India. Its headquarters and largest manufacturing facility are located in Colmar, Pennsylvania, USA.