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Coolant Bypass Seals - Dorman# 56390

Coolant Bypass Seals - Dorman# 56390
Coolant Bypass Seals - Dorman# 56390 Coolant Bypass Seals - Dorman# 56390
Coolant Bypass Seals

Availability: In stock

$24.74
OR

Product Information

Brand Dorman - HELP
MPN 56390
Condition NEW
Fitment List 2006 Hummer H2 V8 6.0L; Crew Cab Pickup; Sport Utility 4WD; AWD; Includes Metal Carrier
2005 Cadillac CTS V8 5.7L; Sedan RWD; Includes Metal Carrier
2005 Cadillac Escalade V8 5.7L; Sport Utility RWD; AWD; Includes Metal Carrier
2005 Cadillac Escalade ESV V8 5.7L; Sport Utility AWD; Includes Metal Carrier
2005 Cadillac Escalade EXT V8 5.7L; Crew Cab Pickup AWD; Includes Metal Carrier
2005 Chevrolet Express 1500 V8 5.3L; Standard Passenger Van; Standard Cargo Van RWD; AWD; Includes Metal Carrier
2005 Chevrolet Express 2500 V8 6.0L; V8 4.8L; V8 5.3L; Standard Passenger Van; Standard Cargo Van; Extended Passenger Van; Extended Cargo Van RWD; AWD; Includes Metal Carrier
2005 Chevrolet Express 3500 V8 6.0L; Standard Passenger Van; Standard Cargo Van; Extended Passenger Van; Extended Cargo Van; Cutaway Van RWD; Includes Metal Carrier
2005 GMC Savana 1500 V8 5.3L; Standard Passenger Van; Standard Cargo Van RWD; AWD; Includes Metal Carrier
2005 GMC Savana 2500 V8 6.0L; V8 4.8L; V8 5.3L; Standard Passenger Van; Standard Cargo Van; Extended Passenger Van; Extended Cargo Van RWD; AWD; Includes Metal Carrier
2005 GMC Savana 3500 V8 6.0L; V8 4.8L; Standard Passenger Van; Standard Cargo Van; Extended Passenger Van; Extended Cargo Van; Cutaway Van RWD; Includes Metal Carrier
2005 Hummer H2 V8 6.0L; Crew Cab Pickup; Sport Utility 4WD; AWD; Includes Metal Carrier
2005 Isuzu NPR V8 6.0L; U/K; Straight Truck - Low Crew Cab; Straight Truck - Low Tilt 4 X 2; Includes Metal CarrierFlat Seal Design
2005 Isuzu NPR-HD V8 6.0L; U/K; Straight Truck - Low Tilt 4 X 2; Includes Metal CarrierFlat Seal Design
2004 Buick Rainier V8 5.3L; Sport Utility AWD; RWD; Includes Metal Carrier
2004 Cadillac CTS V8 5.7L; Sedan RWD; Includes Metal Carrier
2004 Cadillac Escalade V8 5.7L; Sport Utility RWD; AWD; Includes Metal Carrier
2004 Cadillac Escalade ESV V8 5.7L; Sport Utility AWD; Includes Metal Carrier
2004 Cadillac Escalade EXT V8 5.7L; Crew Cab Pickup AWD; Includes Metal Carrier
2004 Chevrolet Avalanche 1500 V8 5.3L; Crew Cab Pickup RWD; 4WD; Includes Metal Carrier
2004 Chevrolet Corvette V8 5.7L; Convertible; Hatchback; Coupe RWD; Includes Metal Carrier
2004 Chevrolet Express 1500 V8 5.3L; Standard Passenger Van; Standard Cargo Van RWD; AWD; Includes Metal Carrier
2004 Chevrolet Express 2500 V8 6.0L; V8 4.8L; V8 5.3L; Standard Passenger Van; Standard Cargo Van; Extended Cargo Van; Extended Passenger Van RWD; AWD; Includes Metal Carrier
2004 Chevrolet Express 3500 V8 6.0L; Standard Passenger Van; Standard Cargo Van; Extended Cargo Van; Extended Passenger Van; Cutaway Van RWD; Includes Metal Carrier
2004 Chevrolet Silverado 1500 V8 6.0L; V8 4.8L; V8 5.3L; Standard Cab Pickup; Extended Cab Pickup; Crew Cab Pickup RWD; 4WD; AWD; Includes Metal Carrier
2004 Chevrolet Silverado 2500 V8 6.0L; Standard Cab Pickup; Extended Cab Pickup; Cab & Chassis; Crew Cab Pickup RWD; 4WD; Includes Metal Carrier
2004 Chevrolet Silverado 2500 HD V8 6.0L; Standard Cab Pickup; Extended Cab Pickup; Crew Cab Pickup; Cab & Chassis RWD; 4WD; Includes Metal Carrier
2004 Chevrolet Silverado 3500 V8 6.0L; Standard Cab Pickup; Extended Cab Pickup; Crew Cab Pickup; Cab & Chassis RWD; 4WD; Includes Metal Carrier
2004 Chevrolet SSR V8 5.3L; Convertible RWD; Includes Metal Carrier
2004 Chevrolet Suburban 1500 V8 5.3L; Sport Utility 4WD; RWD; Includes Metal Carrier
2004 Chevrolet Suburban 2500 V8 6.0L; Sport Utility 4WD; RWD; Includes Metal Carrier
2004 Chevrolet Tahoe V8 4.8L; V8 5.3L; Sport Utility 4WD; RWD; Includes Metal Carrier
2004 Chevrolet Trailblazer V8 4.8L; V8 5.3L; Sport Utility RWD; 4WD; Includes Metal CarrierV8 325CID 5.3L
2004 Chevrolet Trailblazer EXT V8 5.3L; Sport Utility RWD; 4WD; Includes Metal Carrier
2004 GMC Envoy XL V8 5.3L; Sport Utility RWD; 4WD; Includes Metal Carrier
2004 GMC Envoy XUV V8 5.3L; Sport Utility RWD; 4WD; Includes Metal Carrier
2004 GMC Savana 1500 V8 5.3L; Standard Cargo Van; Standard Passenger Van RWD; AWD; Includes Metal Carrier
2004 GMC Savana 2500 V8 6.0L; V8 4.8L; V8 5.3L; Standard Cargo Van; Standard Passenger Van; Extended Passenger Van; Extended Cargo Van RWD; AWD; Includes Metal Carrier
2004 GMC Savana 3500 V8 6.0L; V8 4.8L; Cutaway Van; Standard Cargo Van; Standard Passenger Van; Extended Passenger Van; Extended Cargo Van RWD; Includes Metal Carrier
2004 GMC Sierra 1500 V8 6.0L; V8 4.8L; V8 5.3L; Standard Cab Pickup; Extended Cab Pickup; Crew Cab Pickup RWD; 4WD; AWD; Includes Metal Carrier
2004 GMC Sierra 2500 HD V8 6.0L; Standard Cab Pickup; Extended Cab Pickup; Crew Cab Pickup; Cab & Chassis RWD; 4WD; Includes Metal Carrier
2004 GMC Sierra 3500 V8 6.0L; Standard Cab Pickup; Extended Cab Pickup; Crew Cab Pickup; Cab & Chassis RWD; 4WD; Includes Metal Carrier
2004 GMC Yukon V8 6.0L; V8 4.8L; V8 5.3L; Sport Utility RWD; 4WD; AWD; Includes Metal Carrier
2004 GMC Yukon XL 1500 V8 6.0L; V8 5.3L; Sport Utility RWD; 4WD; AWD; Includes Metal Carrier
2004 GMC Yukon XL 2500 V8 6.0L; Sport Utility RWD; 4WD; Includes Metal Carrier
2004 Hummer H2 V8 6.0L; Sport Utility 4WD; Includes Metal Carrier
2004 Isuzu NPR V8 6.0L; U/K; Straight Truck - Low Tilt 4 X 2; Includes Metal CarrierFlat Seal Design
2004 Isuzu NPR-HD V8 6.0L; U/K; Straight Truck - Low Tilt; Straight Truck - Low Crew Cab 4 X 2; Includes Metal CarrierFlat Seal Design
2004 Pontiac GTO V8 5.7L; Coupe RWD; Includes Metal Carrier
2003 Cadillac Escalade V8 5.7L; Sport Utility RWD; AWD; Includes Metal Carrier
2003 Cadillac Escalade ESV V8 5.7L; Sport Utility AWD; Includes Metal Carrier
2003 Cadillac Escalade EXT V8 5.7L; Crew Cab Pickup AWD; Includes Metal Carrier
2003 Chevrolet Avalanche 1500 V8 5.3L; Crew Cab Pickup 4WD; RWD; Includes Metal Carrier
2003 Chevrolet Corvette V8 5.7L; Convertible; Hatchback; Coupe RWD; Includes Metal Carrier
2003 Chevrolet Express 1500 V8 5.3L; Standard Cargo Van; Standard Passenger Van AWD; RWD; Includes Metal Carrier
2003 Chevrolet Express 2500 V8 6.0L; V8 4.8L; V8 5.3L; Extended Cargo Van; Extended Passenger Van; Standard Cargo Van; Standard Passenger Van RWD; AWD; Includes Metal Carrier
2003 Chevrolet Express 3500 V8 6.0L; Cutaway Van; Extended Cargo Van; Extended Passenger Van; Standard Cargo Van; Standard Passenger Van RWD; Includes Metal Carrier
2003 Chevrolet Silverado 1500 V8 6.0L; V8 4.8L; V8 5.3L; Extended Cab Pickup; Standard Cab Pickup AWD; 4WD; RWD; Includes Metal Carrier
2003 Chevrolet Silverado 1500 HD V8 6.0L; Crew Cab Pickup 4WD; RWD; Includes Metal Carrier
2003 Chevrolet Silverado 2500 V8 6.0L; Cab & Chassis; Standard Cab Pickup; Extended Cab Pickup 4WD; RWD; Includes Metal Carrier
2003 Chevrolet Silverado 2500 HD V8 6.0L; Cab & Chassis; Standard Cab Pickup; Crew Cab Pickup; Extended Cab Pickup 4WD; RWD; Includes Metal Carrier
2003 Chevrolet Silverado 3500 V8 6.0L; Cab & Chassis; Standard Cab Pickup; Crew Cab Pickup; Extended Cab Pickup 4WD; RWD; Includes Metal Carrier
2003 Chevrolet Suburban 1500 V8 5.3L; Sport Utility 4WD; RWD; Includes Metal Carrier
2003 Chevrolet Suburban 2500 V8 6.0L; Sport Utility 4WD; RWD; Includes Metal Carrier
2003 Chevrolet Tahoe V8 4.8L; V8 5.3L; Sport Utility 4WD; RWD; Includes Metal Carrier
2003 Chevrolet Trailblazer EXT V8 5.3L; Sport Utility RWD; 4WD; Includes Metal Carrier
2003 GMC Envoy XL V8 5.3L; Sport Utility RWD; 4WD; Includes Metal Carrier
2003 GMC Savana 1500 V8 5.3L; Standard Cargo Van; Standard Passenger Van AWD; RWD; Includes Metal Carrier
2003 GMC Savana 2500 V8 6.0L; V8 4.8L; V8 5.3L; Extended Cargo Van; Extended Passenger Van; Standard Cargo Van; Standard Passenger Van RWD; AWD; Includes Metal Carrier
2003 GMC Savana 3500 V8 6.0L; Cutaway Van; Extended Cargo Van; Extended Passenger Van; Standard Cargo Van; Standard Passenger Van RWD; Includes Metal Carrier
2003 GMC Sierra 1500 V8 6.0L; V8 4.8L; V8 5.3L; Standard Cab Pickup; Extended Cab Pickup 4WD; RWD; AWD; Includes Metal Carrier
2003 GMC Sierra 1500 HD V8 6.0L; Crew Cab Pickup 4WD; RWD; Includes Metal Carrier
2003 GMC Sierra 2500 HD V8 6.0L; Cab & Chassis; Standard Cab Pickup; Crew Cab Pickup; Extended Cab Pickup 4WD; RWD; Includes Metal Carrier
2003 GMC Sierra 3500 V8 6.0L; Cab & Chassis; Standard Cab Pickup; Crew Cab Pickup; Extended Cab Pickup 4WD; RWD; Includes Metal Carrier
2003 GMC Yukon V8 6.0L; V8 4.8L; V8 5.3L; Sport Utility 4WD; RWD; AWD; Includes Metal Carrier
2003 GMC Yukon XL 1500 V8 6.0L; V8 5.3L; Sport Utility 4WD; RWD; AWD; Includes Metal Carrier
2003 GMC Yukon XL 2500 V8 6.0L; Sport Utility 4WD; RWD; Includes Metal Carrier
2003 Hummer H2 V8 6.0L; Sport Utility 4WD; AWD; Includes Metal Carrier
2003 Isuzu NPR V8 6.0L; U/K; Straight Truck - Low Tilt 4 X 2; Includes Metal Carrier
2003 Isuzu NPR-HD V8 6.0L; U/K; Straight Truck - Low Tilt; Straight Truck - Low Crew Cab 4 X 2; Includes Metal Carrier
2002 Cadillac Escalade V8 6.0L; Sport Utility RWD; AWD; Includes Metal Carrier
2002 Cadillac Escalade EXT V8 6.0L; Crew Cab Pickup AWD; Includes Metal Carrier
2002 Chevrolet Avalanche 1500 V8 5.3L; Crew Cab Pickup 4WD; RWD; Includes Metal Carrier
2002 Chevrolet Camaro V8 5.7L; Convertible; Coupe RWD; Includes Metal Carrier
2002 Chevrolet Corvette V8 5.7L; Convertible; Hatchback; Coupe RWD; Includes Metal Carrier
2002 Chevrolet Silverado 1500 V8 4.8L; V8 5.3L; Standard Cab Pickup; Extended Cab Pickup 4WD; RWD; Includes Metal Carrier
2002 Chevrolet Silverado 1500 HD V8 6.0L; Crew Cab Pickup 4WD; RWD; Includes Metal Carrier
2002 Chevrolet Silverado 2500 V8 6.0L; Cab & Chassis; Standard Cab Pickup; Extended Cab Pickup 4WD; RWD; Includes Metal Carrier
2002 Chevrolet Silverado 2500 HD V8 6.0L; Cab & Chassis; Standard Cab Pickup; Crew Cab Pickup; Extended Cab Pickup 4WD; RWD; Includes Metal Carrier
2002 Chevrolet Silverado 3500 V8 6.0L; Cab & Chassis; Standard Cab Pickup; Crew Cab Pickup; Extended Cab Pickup 4WD; RWD; Includes Metal Carrier
2002 Chevrolet Suburban 1500 V8 5.3L; Sport Utility 4WD; RWD; Includes Metal Carrier
2002 Chevrolet Suburban 2500 V8 6.0L; Sport Utility 4WD; RWD; Includes Metal Carrier
2002 Chevrolet Tahoe V8 4.8L; V8 5.3L; Sport Utility 4WD; RWD; Includes Metal Carrier
2002 GMC Sierra 1500 V8 6.0L; V8 4.8L; V8 5.3L; Standard Cab Pickup; Extended Cab Pickup 4WD; RWD; AWD; Includes Metal Carrier
2002 GMC Sierra 1500 HD V8 6.0L; Crew Cab Pickup 4WD; RWD; Includes Metal Carrier
2002 GMC Sierra 2500 HD V8 6.0L; Cab & Chassis; Standard Cab Pickup; Crew Cab Pickup; Extended Cab Pickup 4WD; RWD; Includes Metal Carrier
2002 GMC Sierra 3500 V8 6.0L; Cab & Chassis; Standard Cab Pickup; Crew Cab Pickup; Extended Cab Pickup 4WD; RWD; Includes Metal Carrier
2002 GMC Yukon V8 6.0L; V8 4.8L; V8 5.3L; Sport Utility 4WD; RWD; AWD; Includes Metal Carrier
2002 GMC Yukon XL 1500 V8 6.0L; V8 5.3L; Sport Utility 4WD; RWD; AWD; Includes Metal Carrier
2002 GMC Yukon XL 2500 V8 6.0L; Sport Utility 4WD; RWD; Includes Metal Carrier
2002 Pontiac Firebird V8 5.7L; Convertible; Coupe RWD; Includes Metal Carrier
2001 Chevrolet Camaro V8 5.7L; Convertible; Coupe RWD; Includes Metal Carrier
2001 Chevrolet Corvette V8 5.7L; Convertible; Hatchback; Coupe RWD; Includes Metal Carrier
2001 Chevrolet Silverado 1500 V8 4.8L; V8 5.3L; Standard Cab Pickup; Extended Cab Pickup 4WD; RWD; Includes Metal Carrier
2001 Chevrolet Silverado 1500 HD V8 6.0L; Crew Cab Pickup 4WD; RWD; Includes Metal Carrier
2001 Chevrolet Silverado 2500 V8 6.0L; Cab & Chassis; Standard Cab Pickup; Extended Cab Pickup 4WD; RWD; Includes Metal Carrier
2001 Chevrolet Silverado 2500 HD V8 6.0L; Cab & Chassis; Standard Cab Pickup; Crew Cab Pickup; Extended Cab Pickup 4WD; RWD; Includes Metal Carrier
2001 Chevrolet Silverado 3500 V8 6.0L; Cab & Chassis; Standard Cab Pickup; Crew Cab Pickup; Extended Cab Pickup 4WD; RWD; Includes Metal Carrier
2001 Chevrolet Suburban 1500 V8 5.3L; Sport Utility 4WD; RWD; Includes Metal Carrier
2001 Chevrolet Suburban 2500 V8 6.0L; Sport Utility 4WD; RWD; Includes Metal Carrier
2001 Chevrolet Tahoe V8 4.8L; V8 5.3L; Sport Utility 4WD; RWD; Includes Metal Carrier
2001 GMC Sierra 1500 V8 6.0L; V8 4.8L; V8 5.3L; Standard Cab Pickup; Extended Cab Pickup 4WD; RWD; AWD; Includes Metal Carrier
2001 GMC Sierra 1500 HD V8 6.0L; Crew Cab Pickup 4WD; RWD; Includes Metal Carrier
2001 GMC Sierra 2500 HD V8 6.0L; Cab & Chassis; Standard Cab Pickup; Crew Cab Pickup; Extended Cab Pickup 4WD; RWD; Includes Metal Carrier
2001 GMC Sierra 3500 V8 6.0L; Cab & Chassis; Standard Cab Pickup; Crew Cab Pickup; Extended Cab Pickup 4WD; RWD; Includes Metal Carrier
2001 GMC Yukon V8 6.0L; V8 4.8L; V8 5.3L; Sport Utility 4WD; RWD; AWD; Includes Metal Carrier
2001 GMC Yukon XL 1500 V8 6.0L; V8 5.3L; Sport Utility 4WD; RWD; AWD; Includes Metal Carrier
2001 GMC Yukon XL 2500 V8 6.0L; Sport Utility 4WD; RWD; Includes Metal Carrier
2001 Pontiac Firebird V8 5.7L; Convertible; Coupe RWD; Includes Metal Carrier
2000 Chevrolet Camaro V8 5.7L; Convertible; Coupe RWD; Includes Metal Carrier
2000 Chevrolet Corvette V8 5.7L; Convertible; Coupe; Hatchback RWD; Includes Metal Carrier
2000 Chevrolet Silverado 1500 V8 4.8L; V8 5.3L; Standard Cab Pickup; Extended Cab Pickup 4WD; RWD; Includes Metal Carrier
2000 Chevrolet Silverado 2500 V8 6.0L; V8 5.3L; Cab & Chassis; Standard Cab Pickup; Extended Cab Pickup 4WD; RWD; Includes Metal Carrier
2000 Chevrolet Suburban 1500 V8 5.3L; Sport Utility 4WD; RWD; Includes Metal Carrier
2000 Chevrolet Suburban 2500 V8 6.0L; Sport Utility 4WD; RWD; Includes Metal Carrier
2000 Chevrolet Tahoe V8 4.8L; V8 5.3L; Sport Utility 4WD; RWD; Includes Metal Carrier
2000 GMC Sierra 1500 V8 4.8L; V8 5.3L; Standard Cab Pickup; Extended Cab Pickup 4WD; RWD; Includes Metal Carrier
2000 GMC Sierra 2500 V8 5.3L; Cab & Chassis; Standard Cab Pickup; Extended Cab Pickup 4WD; RWD; Includes Metal Carrier
2000 GMC Yukon V8 4.8L; V8 5.3L; Sport Utility RWD; 4WD; Includes Metal Carrier
2000 GMC Yukon XL 1500 V8 5.3L; Sport Utility 4WD; RWD; Includes Metal Carrier
2000 GMC Yukon XL 2500 V8 6.0L; Sport Utility 4WD; RWD; Includes Metal Carrier
2000 Pontiac Firebird V8 5.7L; Convertible; Coupe RWD; Includes Metal Carrier
1999 Chevrolet Camaro V8 5.7L; Convertible; Coupe RWD; Includes Metal Carrier
1999 Chevrolet Corvette V8 5.7L; Convertible; Coupe; Hatchback RWD; Includes Metal Carrier
1999 Chevrolet Silverado 1500 V8 4.8L; V8 5.3L; Extended Cab Pickup; Standard Cab Pickup 4WD; RWD; Includes Metal Carrier
1999 Chevrolet Silverado 2500 V8 6.0L; V8 5.3L; Cab & Chassis; Standard Cab Pickup; Extended Cab Pickup 4WD; RWD; Includes Metal Carrier
1999 GMC Sierra 1500 V8 4.8L; V8 5.3L; Extended Cab Pickup; Standard Cab Pickup 4WD; RWD; Includes Metal Carrier
1999 GMC Sierra 2500 V8 5.3L; Cab & Chassis; Standard Cab Pickup; Extended Cab Pickup 4WD; RWD; Includes Metal Carrier
1999 Pontiac Firebird V8 5.7L; Convertible; Coupe RWD; Includes Metal Carrier
1998 Chevrolet Camaro V8 5.7L; Convertible; Coupe RWD; Includes Metal Carrier
1998 Chevrolet Corvette V8 5.7L; Convertible; Hatchback; Coupe RWD; Includes Metal Carrier
1998 Pontiac Firebird V8 5.7L; Convertible; Coupe RWD; Includes Metal Carrier
1997 Chevrolet Camaro V8 5.7L; Convertible; Coupe RWD; Includes Metal Carrier
1997 Chevrolet Corvette V8 5.7L; Hatchback; Coupe RWD ; Includes Metal Carrier ;
Interchanges REPLACES GENERAL MOTORS# 12551933
Estimated Handling Time (days) 1
Interchange Part Number 12551933
Package Quantity 4

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Quality Assurance

We assure the quality of all our products, with service and guarantees before and after your purchase.
  • To check if this is the right part for your application, go ahead and Contact Us before buying.
  • We accept returns in original condition, 30 days, (see listing details), as long as you keep the product in original condition. If there's something wrong with the product, we'll pay the shipping back.
  • We warranty all our items for 6 Months against manufacturer's defects, in addition to any warranty from the manufacturer. Keep a copy of your order details and let us know as soon as you notice a problem.
  • Returns & Exchanges Accepted in original condition, 30 days, money back or exchange, 10% restocking fee.
  • To Initate a Return or Exchange, contact us BEFORE shipping & please read our full return policy:
  • This Item has a Warranty: One Year against Manufacturer's Defects; Part cost or replacement only.
  • Disclaimer: We do not reimburse any installment or mechanic fees; returns and warranties cover only the value of the part itself, no associated labor.

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