12378478, Sealant Manufacturer: ACDelco (GM OEM) OEM part number: 12378478 Average price: $22.23 Best price: $12.09 You can save: $10.14 Availability: Available in 38 shops. See more part details Add to cart	Please help our community — upload your photos of 12378478.

About this 12378478 Sealant

This part is a sealant, room Temperature Vulcanizing Silicone (Rubber) (High Resistance) (Reduction) (T2000) (2.8 Oz), for Chevrolet, Buick, Pontiac, Oldsmobile, and Cadillac cars. It fits for 45 General Motors vehicles which were sold in the U.S. from 1965 to 2008. It's a genuine General Motors part with an OEM part number 12378478, and a corresponding ACDelco part number 10-2019. Please keep in mind that this sealant was replaced with 88900041 for Canada market on February 28, 2009.

This sealant has a weight of 4.96 ounces, usually, it comes in a set of 6 items in retail packaging.

This sealant 100% fits for General Motors cars. It's made of top quality materials, it has passed not only all manufacturer's tests but also General Motors quality control and has to endure rough road conditions over a long time.

Spare Part Information

Spare part packaging options

Shops Where You Can Buy This GM 12378478 Sealant

$12.09 Buy	GM Parts Headquarters	Portland, OR
$13.60 Buy	GM Parts Giant	Northridge, CA
$22.75 Buy	Saab Parts Counter	Simsbury, CT
$22.75 Buy	Dallas Parts Distribution Center	Garland, TX
$22.75 Buy	Findlay Auto Parts	Las Vegas, NV
$22.75 Buy	GM Parts Experts	North Brunswick, NJ
$22.75 Buy	ChevroletPartsDirect.com	Tomball, TX
$22.75 Buy	Get OEM Parts	Cranston, RI
$22.75 Buy	WorldPartsDirect.com	Dallas, TX
$22.75 Buy	GM Parts Overstock	Chicago, IL
$22.75 Buy	FirstChoiceGMParts.com	West Springfield, MA
$22.75 Buy	GM Auto Parts Nationwide	Garden City, MI
$22.75 Buy	GMWarehouseDirect.com	Lubbock, TX
$22.75 Buy	Gateway Buick GMC	Dallas, TX
$22.75 Buy	OEMPartsQuick.com	Athens, OH
$22.75 Buy	Taska Parts
$22.75 Buy	AC Auto Parts	Carolina
$22.75 Buy	paynechevroletbuickgmc
$22.75 Buy	GMEmployeePartsDiscount.com	Charlotte, MI
$22.75 Buy	C Harper Auto Parts	Belle Vernon, PA
$22.75 Buy	Everett Chevy Parts	Hickory, NC
$22.75 Buy	GMPartsDirect.com	Winston Salem, NC
$22.75 Buy	GM Parts Online	Albuquerque, NM
$22.75 Buy	GMPartsCenter.net	Scottsdale, AZ
$22.75 Buy	GM Parts Outlet	Glendale, AZ
$22.75 Buy	New GM Parts	Cranston, RI
$22.75 Buy	GM Parts Club	Dallas, TX
$22.75 Buy	GM Parts Now	Grand Rapids, MI
$22.75 Buy	Group 1 Auto Parts	Oklahoma City, OK
$22.75 Buy	Suburban Auto Parts	Troy, MI
$22.75 Buy	GM Parts Department	Sacramento, CA
$22.75 Buy	GM Parts Super Store	McAllen, TX
$22.75 Buy	GM Parts Store	Albuquerque, NM
$22.75 Buy	Gmpartswarehouse.com	Riverhead, NY
$22.75 Buy	GMOutletParts.com	Center Line, MI
$22.75 Buy	GM Wholesale Direct	Winston Salem, NC
$22.75 Buy	Kipp Scott GMC Cadillac Buick	Red Deer, AB
$22.75 Buy	Cheapest GM Parts.com	Toledo, OH
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Last update: Nov 21, 2024.

Part 12378478 Has Been Superseded

• 12378478 was replaced with 88900041 on February 28, 2009 for Canada market;
• 01052366 was replaced with 12378478 on February 28, 2009 for Canada market;
• 01052366 was replaced with 12378478 on August 1, 2000 for the U.S. market;
• 10186239 was replaced with 01052366 on July 1, 1994 for the U.S. market;
• 10196193 was replaced with 01052366 on January 1, 1994 for the U.S. market;
• 10196195 was replaced with 01052366 on January 1, 1994 for the U.S. market;
• 10196194 was replaced with 01052366 on January 1, 1994 for the U.S. market;
• 10196192 was replaced with 01052366 on January 1, 1994 for the U.S. market;
• 10196191 was replaced with 01052366 on January 1, 1994 for the U.S. market;
• 10044743 was replaced with 01052366 on January 1, 1994 for the U.S. market;
• 10213170 was replaced with 01052366 on June 1, 1993 for the U.S. market;
• 10186238 was replaced with 10196192 on February 1, 1993 for the U.S. market;
• 10044744 was replaced with 10196191 on November 1, 1992 for the U.S. market;
• 10186242 was replaced with 10196195 on November 1, 1992 for the U.S. market;
• 10186240 was replaced with 10044743 on September 1, 1990 for the U.S. market;
• 10186237 was replaced with 10044744 on September 1, 1990 for the U.S. market;
• 03859333 was replaced with 01052366 on October 1, 1986 for the U.S. market;
• 00681027 was replaced with 01052366 on August 1, 1985 for the U.S. market;
• 08869874 was replaced with 01052366 on February 1, 1985 for the U.S. market;
• 00691425 is interchangeable with 01052366 since August 1, 1984 for the U.S. market;
• 00681562 was replaced with 01052366 on February 1, 1984 for the U.S. market;
• 02398227 was replaced with 01052366 on July 1, 1983 for the U.S. market;
• 01052289 was replaced with 01052366 on March 1, 1981 for the U.S. market;
• 01051435 was replaced with 01052289 on December 1, 1980 for the U.S. market.

Related Parts

• Key 00106751
• Pinion 00274584
• Bolt 00461372
• Plug 03701638
• Nut 03866766
• Gear 03991407
• Bolt 09424877
• Nut 09439915

This 12378478 sealant fits

Chevrolet Buick Pontiac Oldsmobile Cadillac

Camaro 1982...1992 Caprice 1982...1990, 1991...1996 El Camino 1982...1988 Monte Carlo 1982...1988 Chevette 1982...1987 Berlinetta 1982...1986 Impala 1982...1985 Citation 1982...1985 Malibu 1982...1983 Cavalier 1982...1991 Cadet 1983...1986 Corvette 1984...1996 Impala Super Sport 1994...1996 Hearse / Limo 1991...1994

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