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Genuine GM 

22050642

Check Valve

Part Description VALVE, Emission Control System
Part Notes
5.7L; All; G10-30 Vans; All Models; 4.8L; 5.0L; 5.0L, 5.7L; 4.3L; 7.4L; S-Series; Astro, Safari; Buick; w/o Closed Loop; Oldsmobile; V8; Pontiac; V8-307
Brand GM
Warranty Genuine GM parts are backed by GM's factory warranty which are high-quality vehicle-specific with the right fit the first time.
Manufacturer's Notes

This part is discontinued. It is no longer available for purchase.

Vehicle Specific

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Select Your Vehicle

Discontinued Part

Part Fitment for 22050642

Make Model Year
  • Trim
  • Engine

Buick Electra

1989

  • Estate Wagon

  • 8 Cyl 5.0 L GAS

Buick LeSabre

1989-1990

  • Estate Wagon

  • 8 Cyl 5.0 L GAS

Buick Riviera

1984

  • Base, Luxury, T-Type

  • 6 Cyl 3.8 L GAS, 6 Cyl 4.1 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L DIESEL

Cadillac Eldorado

1984

  • Base, Biarritz, Cabriolet, Touring

  • 8 Cyl 4.1 L GAS, 8 Cyl 5.7 L DIESEL

Chevrolet Astro

1985-1991

  • Base, CL, CS, LT

  • 4 Cyl 2.5 L GAS, 6 Cyl 4.3 L GAS

Chevrolet Blazer

1987-1993

  • Cheyenne, Custom Deluxe, Scottsdale, Silverado

  • 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L GAS

Chevrolet C1500

1988-1993

  • 454 SS, Cheyenne, Scottsdale, Silverado, WT

  • 6 Cyl 4.3 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L CNG, 8 Cyl 5.7 L GAS, 8 Cyl 7.4 L GAS

Chevrolet C1500 Suburban

1992-1993

  • Base, Silverado

  • 8 Cyl 5.7 L GAS

Chevrolet C2500

1988-1993

  • Cheyenne, Scottsdale, Silverado

  • 6 Cyl 4.3 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L CNG, 8 Cyl 5.7 L GAS, 8 Cyl 7.4 L GAS

Chevrolet C2500 Suburban

1992-1993

  • Base, Silverado

  • 8 Cyl 5.7 L GAS, 8 Cyl 7.4 L GAS

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California Residents

Warning: Cancer and reproductive harm - www.P65Warnings.ca.gov

Genuine GM 22050642 at GM Parts Prime, Your Right Choice

This GM part # 22050642 is a Check Valve and carries a factory warranty. It is sometimes referred to as Air Inject Check Valve. We offer the best online prices with fast shipping on any order placed with us. This part fits Buick Electra, LeSabre, Riviera. It fits Cadillac Eldorado. It also fits Chevrolet Astro, Camaro, S10. This also fits GMC C1500, K1500, Yukon. All our GM parts and accessories are shipped directly from authorized GM dealers and backed by the manufacturer's warranty.
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This part contains hazardous material.

This part is a packaged part and contains multiple quantities of: (Pack Qty: 4)

This part is a packaged part and contains multiple quantities of the same item. In an effort to simplify packaging GM will sometimes include multiple parts in a package.