

Dorman - HELP Automatic Transmission Case Vent 14689

Automatic Transmission Case Vent. (14689) by Dorman - HELP
Fits: General Motors 2010-06, General Motors 2002-69
Vehicle Fitments:
| Year | Make | Model | Submodel | 
|---|---|---|---|
| 1973 - 1975 | Buick | Apollo | Base | 
| 1975 | Buick | Apollo | SR | 
| 1971 - 1973 | Buick | Centurion | Base | 
| 1973 - 1984 | Buick | Century | Base | 
| 1975 - 1984 | Buick | Century | Custom | 
| 1980 - 1984 | Buick | Century | Estate | 
| 1976 | Buick | Century | Indianapolis 500 Pace Car | 
| 1978 - 1984 | Buick | Century | Limited | 
| 1973 - 1975 | Buick | Century | Luxus | 
| 1984 | Buick | Century | Olympia Limited, T-Type | 
| 1975 - 1979 | Buick | Century | Special | 
| 1978 - 1981 | Buick | Century | Sport | 
| 1976 - 1979 | Buick | Electra | 225 | 
| 1975 | Buick | Electra | Custom | 
| 1980 - 1984 | Buick | Electra | Estate Wagon | 
| 1975 - 1984 | Buick | Electra | Limited | 
| 1978 - 1984 | Buick | Electra | Park Avenue | 
| 2010 - 2011 | Buick | Enclave | CXL, CX | 
| 1975 - 1983 | Buick | Estate Wagon | Base | 
| 1970 - 1972 | Buick | GS | Base | 
| 1969 | Buick | GS 350 | Base | 
| 1969 | Buick | GS 400 | Base | 
| 1970 - 1972 | Buick | GS 455 | Base | 
| 1970 | Buick | GS 455 | GSX | 
| 1969 - 1981 | Buick | LeSabre | Base | 
| 1969 - 1984 | Buick | LeSabre | Custom | 
| 1977 | Buick | LeSabre | Custom Sport | 
| 1979 - 1984 | Buick | LeSabre | Limited | 
| 1982 | Buick | LeSabre | Limited Edition F/E | 
| 1974 | Buick | LeSabre | Luxus | 
| 1979 - 1981 | Buick | LeSabre | Sport | 
| 1973 - 1984 | Buick | Regal | Base | 
| 1982 - 1983 | Buick | Regal | Estate Wagon | 
| 1984 | Buick | Regal | Grand National | 
| 1978 - 1984 | Buick | Regal | Limited | 
| 1982 | Buick | Regal | Limited Turbo | 
| 1978 - 1982 | Buick | Regal | Sport | 
| 1976 - 1977 | Buick | Regal | SR | 
| 1983 - 1984 | Buick | Regal | T-Type | 
| 1969 - 1978 | Buick | Riviera | Base | 
| 1971 | Buick | Riviera | Gran Sport | 
| 1975 | Buick | Riviera | GS | 
| 1978 | Buick | Riviera | LXXV Anniversary Edition | 
| 1976 | Buick | Riviera | SR, Sport | 
| 1984 - 1987 | Buick | Skyhawk | Custom, Limited, T-Type | 
| 1980 | Buick | Skyhawk | Designers' Accent Edition | 
| 1979 - 1980 | Buick | Skyhawk | Road Hawk | 
| 1975 - 1980 | Buick | Skyhawk | S, Base | 
| 1986 - 1987 | Buick | Skyhawk | Sport | 
| 1970 - 1972 | Buick | Skylark | 350 | 
| 1969 - 1982 | Buick | Skylark | Base | 
| 1969 - 1985 | Buick | Skylark | Custom | 
| 1982 - 1985 | Buick | Skylark | Limited | 
| 1976 - 1979 | Buick | Skylark | S | 
| 1978 - 1983 | Buick | Skylark | Sport | 
| 1975 - 1977 | Buick | Skylark | SR | 
| 1983 - 1984 | Buick | Skylark | T-Type | 
| 1969 | Buick | Special | Base | 
| 1969 - 1972 | Buick | Sportwagon | Base | 
| 1969 | Buick | Sportwagon | Custom | 
| 1969 | Buick | Wildcat | Base | 
| 1969 - 1970 | Buick | Wildcat | Custom | 
| 1984 - 1987 | Cadillac | Cimarron | Base | 
| 1984 - 1986 | Cadillac | Cimarron | d'Oro | 
| 1982 | Cadillac | DeVille | Base, Cabriolet, d'Elegance | 
| 2002 - 2013 | Cadillac | Escalade EXT | Base | 
| 2011 - 2013 | Cadillac | Escalade EXT | Luxury, Premium | 
| 1982 | Cadillac | Fleetwood | Brougham, Formal, Base, Brougham d'Elegance | 
| 1985 - 2005 | Chevrolet | Astro | Base | 
| 1985 - 1995 | Chevrolet | Astro | CL, CS | 
| 1996 - 2005 | Chevrolet | Astro | LS | 
| 1987 - 2005 | Chevrolet | Astro | LT | 
| 2007 - 2013 | Chevrolet | Avalanche | Base | 
| 2013 | Chevrolet | Avalanche | Black Diamond LTZ, Black Diamond LT, Black Diamond LS | 
| 2007 - 2012 | Chevrolet | Avalanche | LS, LT, LTZ | 
| 2002 - 2006 | Chevrolet | Avalanche 1500 | Base, LT, LS, Z71 | 
| 2002 - 2003 | Chevrolet | Avalanche 1500 | North Face, On Road Edition | 
| 2003 | Chevrolet | Avalanche 1500 | WBH | 
| 2004 - 2006 | Chevrolet | Avalanche 1500 | Z66 | 
| 2002 - 2004 | Chevrolet | Avalanche 2500 | Base | 
| 2005 - 2006 | Chevrolet | Avalanche 2500 | LS, LT | 
| 1969 - 1975 | Chevrolet | Bel Air | Base | 
| 1987 | Chevrolet | Beretta | Base | 
| 1969 - 1972 | Chevrolet | Biscayne | Base | 
| 1973 - 1974 | Chevrolet | Blazer | Base | 
| 1987 | Chevrolet | Blazer | Custom Deluxe | 
| 1988 - 1990 | Chevrolet | Blazer | Scottsdale | 
| 1987 - 1990 | Chevrolet | Blazer | Silverado | 
| 1969 - 1972 | Chevrolet | Brookwood | Base | 
| 1979 | Chevrolet | C10 | Big Ten | 
| 1975 - 1981 | Chevrolet | C10 | Cheyenne | 
| 1975 - 1979 | Chevrolet | C10 | Custom Deluxe | 
| 1981 | Chevrolet | C10 | Deluxe | 
| 1975 - 1986 | Chevrolet | C10 | Silverado, Scottsdale, Custom | 
| 1969 - 1974 | Chevrolet | C10 Pickup | Base | 
| 1970 - 1973 | Chevrolet | C10 Suburban | Base | 
| 1981 - 1984 | Chevrolet | C10 Suburban | Custom | 
| 1976 - 1980 | Chevrolet | C10 Suburban | Custom Deluxe | 
| 1981 | Chevrolet | C10 Suburban | Deluxe | 
| 1976 - 1984 | Chevrolet | C10 Suburban | Silverado, Scottsdale | 
| 1990 - 1993 | Chevrolet | C1500 | 454 SS | 
| 1990 - 1997 | Chevrolet | C1500 | Base | 
| 1990 - 1992 | Chevrolet | C1500 | Scottsdale | 
| 1990 - 1998 | Chevrolet | C1500 | Silverado, Cheyenne, WT | 
| 1986 | Chevrolet | C20 | Base | 
| 1981 - 1986 | Chevrolet | C20 | Custom | 
| 1975 - 1980 | Chevrolet | C20 | Custom Deluxe | 
| 1981 | Chevrolet | C20 | Deluxe | 
| 1975 - 1986 | Chevrolet | C20 | Scottsdale, Cheyenne, Silverado | 
| 1969 - 1974 | Chevrolet | C20 Pickup | Base | 
| 1970 | Chevrolet | C20 Suburban | Base | 
| 1981 - 1986 | Chevrolet | C20 Suburban | Custom | 
| 1975 - 1980 | Chevrolet | C20 Suburban | Custom Deluxe | 
| 1981 | Chevrolet | C20 Suburban | Deluxe | 
| 1975 - 1986 | Chevrolet | C20 Suburban | Scottsdale, Silverado | 
| 1993 | Chevrolet | C2500 | 400 SS, Custom | 
| 1990 - 2000 | Chevrolet | C2500 | Base | 
| 1990 - 1998 | Chevrolet | C2500 | Cheyenne, Silverado | 
| 1999 - 2000 | Chevrolet | C2500 | LS | 
| 1990 - 1992 | Chevrolet | C2500 | Scottsdale | 
| 1994 - 1998 | Chevrolet | C2500 | WT | 
| 1975 - 1982 | Chevrolet | C30 | Base | 
| 1975 - 1981 | Chevrolet | C30 | Cheyenne | 
| 1981 - 1986 | Chevrolet | C30 | Custom | 
| 1975 - 1979 | Chevrolet | C30 | Custom Deluxe | 
| 1981 | Chevrolet | C30 | Deluxe | 
| 1975 - 1986 | Chevrolet | C30 | Scottsdale, Silverado | 
| 1969 - 1974 | Chevrolet | C30 Pickup | Base | 
| 1994 - 2000 | Chevrolet | C3500 | Base | 
| 1999 - 2000 | Chevrolet | C3500 | LS | 
| 1990 | Chevrolet | C3500 | Scottsdale | 
| 1990 - 1998 | Chevrolet | C3500 | Silverado, Cheyenne | 
| 1992 - 2002 | Chevrolet | C3500HD | Base | 
| 2007 - 2009 | Chevrolet | C4500 Kodiak | C4V042, C4C044, C4C042, C4E044, C4U042, C4E042 | 
| 2007 - 2009 | Chevrolet | C5500 Kodiak | C5C042, C5V042, C5E044, C5U042, C5C044, C5E042 | 
| 1979 - 1981 | Chevrolet | Camaro | Berlinetta | 
| 1993 | Chevrolet | Camaro | Indianapolis 500 Pace Car | 
| 1973 - 1978 | Chevrolet | Camaro | LT | 
| 1976 - 1978 | Chevrolet | Camaro | LT Rally Sport | 
| 1996 - 1998 | Chevrolet | Camaro | Lujo | 
| 1976 - 1980 | Chevrolet | Camaro | Rally Sport | 
| 1969 - 1997 | Chevrolet | Camaro | RS | 
| 1981 | Chevrolet | Camaro | Sport | 
| 1969 - 1972 | Chevrolet | Camaro | SS | 
| 1998 - 2002 | Chevrolet | Camaro | Z28 SS | 
| 1969 - 2002 | Chevrolet | Camaro | Z28, Base | 
| 1971 - 1982 | Chevrolet | Caprice | Base | 
| 1975 - 1984 | Chevrolet | Caprice | Classic | 
| 1976 - 1982 | Chevrolet | Caprice | Classic Estate | 
| 1976 - 1981 | Chevrolet | Caprice | Classic Landau | 
| 1975 - 1980 | Chevrolet | Caprice | Classic Sport | 
| 1975 | Chevrolet | Caprice | Estate Wagon | 
| 1979 | Chevrolet | Caprice | Landau | 
| 1984 - 1986 | Chevrolet | Cavalier | CL | 
| 1984 - 1987 | Chevrolet | Cavalier | CS, Base | 
| 1984 | Chevrolet | Cavalier | Olympic | 
| 1984 - 1985 | Chevrolet | Cavalier | Type-10 | 
| 1986 - 1987 | Chevrolet | Cavalier | Z24, RS | 
| 1985 | Chevrolet | Celebrity | Classic | 
| 1985 - 1986 | Chevrolet | Celebrity | Estate | 
| 1984 - 1986 | Chevrolet | Celebrity | Eurosport, Base | 
| 1969 | Chevrolet | Chevelle | 300 Deluxe | 
| 1970 - 1972 | Chevrolet | Chevelle | Base | 
| 1969 - 1972 | Chevrolet | Chevelle | Concours, Greenbrier, SS, Nomad, Malibu, Concours Estate | 
| 1973 | Chevrolet | Chevelle | Deluxe | 
| 1982 - 1985 | Chevrolet | Chevette | Base | 
| 1984 - 1987 | Chevrolet | Chevette | CS | 
| 1982 | Chevrolet | Chevette | Diesel | 
| 1983 | Chevrolet | Chevette | S | 
| 1982 - 1983 | Chevrolet | Chevette | Scooter | 
| 1982 - 1983 | Chevrolet | Citation | X-11, Base | 
| 1984 - 1985 | Chevrolet | Citation II | Base, X-11 | 
| 2004 - 2012 | Chevrolet | Colorado | Base | 
| 2004 - 2008 | Chevrolet | Colorado | LS | 
| 2006 - 2012 | Chevrolet | Colorado | WT, LT | 
| 2004 - 2005 | Chevrolet | Colorado | Z85 LS, Sport, Z85, Sport LS, Z71, Z71 LS | 
| 1987 | Chevrolet | Corsica | LT, Base | 
| 1977 - 1986 | Chevrolet | Corvette | Base | 
| 1978 - 1986 | Chevrolet | Corvette | Indianapolis 500 Pace Car | 
| 1978 | Chevrolet | Corvette | Silver Anniversary Edition | 
| 1975 - 1976 | Chevrolet | Corvette | Stingray | 
| 1969 - 1984 | Chevrolet | El Camino | Base, SS | 
| 1975 - 1977 | Chevrolet | El Camino | Classic | 
| 1977 - 1984 | Chevrolet | El Camino | Conquista | 
| 1969 - 1974 | Chevrolet | El Camino | Custom | 
| 1979 - 1981 | Chevrolet | El Camino | Royal Knight | 
| 1996 - 2014 | Chevrolet | Express 1500 | LS, Base | 
| 2011 - 2014 | Chevrolet | Express 1500 | LT | 
| 1996 - 1999 | Chevrolet | Express 2500 | Base, LS | 
| 1996 - 1999 | Chevrolet | Express 3500 | LS, Base | 
| 1981 - 1986 | Chevrolet | G10 | Bonaventure | 
| 1975 - 1986 | Chevrolet | G10 | Sportvan, Beauville, Chevy Van | 
| 1973 - 1974 | Chevrolet | G10 Van | Sportvan, Base | 
| 1984 | Chevrolet | G20 | Bonaventure | 
| 1982 - 1986 | Chevrolet | G20 | Sportvan, Beauville, Chevy Van | 
| 1973 - 1974 | Chevrolet | G20 Van | Sportvan, Base | 
| 1984 | Chevrolet | G30 | Bonaventure | 
| 1975 - 1986 | Chevrolet | G30 | Hi-Cube, Sportvan, Beauville, Chevy Van | 
| 1973 - 1974 | Chevrolet | G30 Van | Base, Sportvan | 
| 1969 - 1984 | Chevrolet | Impala | Base | 
| 1975 - 1977 | Chevrolet | Impala | Custom | 
| 1976 | Chevrolet | Impala | Custom Landau, S | 
| 1981 - 1982 | Chevrolet | Impala | Estate | 
| 1977 - 1979 | Chevrolet | Impala | Landau | 
| 1975 - 1980 | Chevrolet | Impala | Sport | 
| 1975 - 1981 | Chevrolet | K10 | Cheyenne | 
| 1981 - 1986 | Chevrolet | K10 | Custom | 
| 1975 - 1980 | Chevrolet | K10 | Custom Deluxe | 
| 1981 | Chevrolet | K10 | Deluxe | 
| 1975 - 1986 | Chevrolet | K10 | Silverado, Scottsdale | 
| 1969 - 1974 | Chevrolet | K10 Pickup | Base | 
| 1970 - 1974 | Chevrolet | K10 Suburban | Base | 
| 1981 - 1982 | Chevrolet | K10 Suburban | Custom | 
| 1976 - 1980 | Chevrolet | K10 Suburban | Custom Deluxe | 
| 1981 | Chevrolet | K10 Suburban | Deluxe | 
| 1976 - 1982 | Chevrolet | K10 Suburban | Silverado, Scottsdale | 
| 1994 - 1997 | Chevrolet | K1500 | Base | 
| 1990 - 1992 | Chevrolet | K1500 | Scottsdale | 
| 1991 | Chevrolet | K1500 | Sport | 
| 1990 - 1998 | Chevrolet | K1500 | WT, Cheyenne, Silverado | 
| 1975 - 1981 | Chevrolet | K20 | Cheyenne | 
| 1981 - 1986 | Chevrolet | K20 | Custom | 
| 1975 - 1979 | Chevrolet | K20 | Custom Deluxe | 
| 1981 | Chevrolet | K20 | Deluxe | 
| 1975 - 1986 | Chevrolet | K20 | Silverado, Scottsdale | 
| 1969 - 1974 | Chevrolet | K20 Pickup | Base | 
| 1970 | Chevrolet | K20 Suburban | Base | 
| 1981 - 1986 | Chevrolet | K20 Suburban | Custom | 
| 1975 - 1980 | Chevrolet | K20 Suburban | Custom Deluxe | 
| 1981 | Chevrolet | K20 Suburban | Deluxe | 
| 1975 - 1986 | Chevrolet | K20 Suburban | Silverado, Scottsdale | 
| 1994 - 2000 | Chevrolet | K2500 | Base | 
| 1990 - 1998 | Chevrolet | K2500 | Cheyenne, Silverado | 
| 1999 - 2000 | Chevrolet | K2500 | LS | 
| 1990 - 1992 | Chevrolet | K2500 | Scottsdale | 
| 1994 - 1998 | Chevrolet | K2500 | WT | 
| 1978 - 1981 | Chevrolet | K30 | Cheyenne | 
| 1981 - 1986 | Chevrolet | K30 | Custom | 
| 1978 - 1980 | Chevrolet | K30 | Custom Deluxe | 
| 1981 | Chevrolet | K30 | Deluxe | 
| 1978 - 1986 | Chevrolet | K30 | Scottsdale, Silverado | 
| 1969 - 1974 | Chevrolet | K30 Pickup | Base | 
| 1994 - 2000 | Chevrolet | K3500 | Base | 
| 1999 - 2000 | Chevrolet | K3500 | LS | 
| 1990 | Chevrolet | K3500 | Scottsdale | 
| 1990 - 1998 | Chevrolet | K3500 | Silverado, Cheyenne | 
| 1976 | Chevrolet | K5 Blazer | Base | 
| 1975 - 1980 | Chevrolet | K5 Blazer | Cheyenne, Custom Deluxe | 
| 1981 - 1986 | Chevrolet | K5 Blazer | Custom | 
| 1981 | Chevrolet | K5 Blazer | Deluxe | 
| 1978 - 1986 | Chevrolet | K5 Blazer | Silverado | 
| 1969 - 1972 | Chevrolet | Kingswood | Estate, Base | 
| 1973 - 1975 | Chevrolet | Laguna | Base | 
| 1973 | Chevrolet | Laguna | Estate | 
| 1975 - 1976 | Chevrolet | Laguna | S3 | 
| 1974 | Chevrolet | Laguna | Type S-3 | 
| 1987 | Chevrolet | LLV | Base | 
| 1973 - 1981 | Chevrolet | Malibu | Base | 
| 1974 - 1983 | Chevrolet | Malibu | Classic | 
| 1975 - 1980 | Chevrolet | Malibu | Classic Estate | 
| 1977 - 1981 | Chevrolet | Malibu | Classic Landau | 
| 1973 - 1980 | Chevrolet | Malibu | Estate | 
| 1979 | Chevrolet | Malibu | Landau, Police | 
| 1977 - 1980 | Chevrolet | Malibu | Sport, Classic Sport | 
| 1970 - 1984 | Chevrolet | Monte Carlo | Base | 
| 1983 | Chevrolet | Monte Carlo | CL | 
| 1973 - 1981 | Chevrolet | Monte Carlo | Landau | 
| 1973 - 1977 | Chevrolet | Monte Carlo | S | 
| 1978 - 1980 | Chevrolet | Monte Carlo | Sport | 
| 1983 - 1984 | Chevrolet | Monte Carlo | SS | 
| 1975 - 1980 | Chevrolet | Monza | 2+2 | 
| 1975 | Chevrolet | Monza | S | 
| 1980 | Chevrolet | Monza | Spyder, 2+2 Sport, Base, 2+2 Spyder | 
| 1969 - 1978 | Chevrolet | Nova | Base | 
| 1976 - 1977 | Chevrolet | Nova | Concours | 
| 1973 - 1978 | Chevrolet | Nova | Custom | 
| 1975 | Chevrolet | Nova | LN | 
| 1975 - 1978 | Chevrolet | Nova | Police | 
| 1977 - 1978 | Chevrolet | Nova | Rally | 
| 1976 | Chevrolet | Nova | SS | 
| 1975 - 1980 | Chevrolet | P10 | Step-Van, Base | 
| 1969 - 1974 | Chevrolet | P10 Van | Base | 
| 1976 - 1989 | Chevrolet | P20 | Base, Step-Van | 
| 1969 - 1974 | Chevrolet | P20 Van | Base | 
| 1975 - 1999 | Chevrolet | P30 | Base | 
| 1975 - 1990 | Chevrolet | P30 | Step-Van | 
| 1973 - 1974 | Chevrolet | P30 Van | Base | 
| 1979 - 1984 | Chevrolet | P40 | Base | 
| 1981 - 1983 | Chevrolet | P40 | P4T042 | 
| 1987 | Chevrolet | R10 | Custom Deluxe, Scottsdale, Silverado | 
| 1988 | Chevrolet | R20 | Cheyenne | 
| 1987 - 1988 | Chevrolet | R20 | Scottsdale, Silverado, Custom Deluxe | 
| 1987 | Chevrolet | R20 Suburban | Custom Deluxe | 
| 1987 - 1988 | Chevrolet | R20 Suburban | Silverado, Scottsdale | 
| 1989 | Chevrolet | R2500 | Cheyenne, Silverado, Scottsdale | 
| 1988 | Chevrolet | R30 | Cheyenne | 
| 1987 - 1988 | Chevrolet | R30 | Scottsdale, Custom Deluxe, Silverado | 
| 1989 - 1990 | Chevrolet | R3500 | Silverado, Cheyenne, Scottsdale | 
| 1987 | Chevrolet | S10 | Durango, Base, Sport, Tahoe | 
| 1987 | Chevrolet | S10 Blazer | Tahoe, Sport, Base, High Country | 
| 1969 - 1972 | Chevrolet | Townsman | Base | 
| 2010 - 2011 | Chevrolet | Traverse | LTZ, LT, LS, Base | 
| 1987 | Chevrolet | V10 | Custom Deluxe, Silverado, Scottsdale | 
| 1987 | Chevrolet | V10 Suburban | Custom Deluxe | 
| 1987 - 1988 | Chevrolet | V10 Suburban | Scottsdale, Silverado | 
| 1987 | Chevrolet | V20 | Silverado, Scottsdale, Custom Deluxe | 
| 1987 | Chevrolet | V20 Suburban | Custom Deluxe | 
| 1987 - 1988 | Chevrolet | V20 Suburban | Silverado, Scottsdale | 
| 1988 | Chevrolet | V30 | Cheyenne | 
| 1987 - 1988 | Chevrolet | V30 | Silverado, Custom Deluxe, Scottsdale | 
| 1989 - 1990 | Chevrolet | V3500 | Scottsdale, Cheyenne, Silverado | 
| 1971 - 1977 | Chevrolet | Vega | Base | 
| 1975 - 1976 | Chevrolet | Vega | Cosworth | 
| 1975 | Chevrolet | Vega | Estate Wagon, Panel Express, LX | 
| 1971 - 1974 | Chevrolet | Vega | Panel | 
| 1976 - 1977 | Chevrolet | Vega | Sport, GT, Estate | 
| 2011 | GMC | Acadia | Denali | 
| 2010 - 2011 | GMC | Acadia | SLT, SLE, SL, Base | 
| 1977 - 1978 | GMC | C15 | Heavy Half | 
| 1977 | GMC | C15 | Indy Hauler | 
| 1975 - 1978 | GMC | C15 | Sierra Grande, High Sierra, Sierra Classic, Base | 
| 1978 | GMC | C15 | Street Coupe | 
| 1973 - 1974 | GMC | C15/C1500 Pickup | Base | 
| 1979 - 1980 | GMC | C1500 | Heavy Half | 
| 1979 - 1986 | GMC | C1500 | High Sierra, Sierra Classic, Base | 
| 1997 | GMC | C1500 | Sierra GT | 
| 1994 - 1998 | GMC | C1500 | Sierra SL, Sierra Special, Sierra SLT | 
| 1990 - 1998 | GMC | C1500 | Sierra SLE | 
| 1990 - 1993 | GMC | C1500 | Sierra, Sierra SLX | 
| 1979 - 1982 | GMC | C1500 | Street Coupe, Sierra Grande | 
| 1975 - 1978 | GMC | C25 | Sierra Classic, High Sierra, Sierra Grande, Base | 
| 1979 - 1986 | GMC | C2500 | High Sierra, Base, Sierra Classic | 
| 1979 - 1982 | GMC | C2500 | Sierra Grande | 
| 1990 - 2000 | GMC | C2500 | Sierra SLE | 
| 1994 - 2000 | GMC | C2500 | Sierra SLT, Sierra SL | 
| 1990 - 1993 | GMC | C2500 | Sierra, Sierra SLX | 
| 1986 | GMC | C2500 Suburban | Sierra Classic, Base, High Sierra | 
| 1975 - 1978 | GMC | C35 | Sierra Classic, Sierra Grande, Base, High Sierra | 
| 1973 - 1974 | GMC | C35/C3500 Pickup | Base | 
| 1979 - 1986 | GMC | C3500 | High Sierra, Sierra Classic, Base | 
| 1979 - 1982 | GMC | C3500 | Sierra Grande | 
| 1994 - 2000 | GMC | C3500 | Sierra SL, Sierra SLT | 
| 1990 - 2000 | GMC | C3500 | Sierra SLE | 
| 1990 - 1993 | GMC | C3500 | Sierra, Sierra SLX | 
| 1992 - 2002 | GMC | C3500HD | Base | 
| 2007 - 2009 | GMC | C4500 Topkick | C4E044, C4C042, C4V042, C4C044, C4U042, C4E042 | 
| 2007 - 2009 | GMC | C5500 Topkick | C5E044, C5U042, C5V042, C5E042, C5C042, C5C044 | 
| 1981 - 1984 | GMC | Caballero | Amarillo | 
| 1978 - 1984 | GMC | Caballero | Diablo, Base | 
| 1978 - 1980 | GMC | Caballero | Laredo | 
| 1981 | GMC | Caballero | Royal Knight, Conquista | 
| 2007 - 2012 | GMC | Canyon | Base | 
| 2004 - 2008 | GMC | Canyon | SL | 
| 2004 - 2012 | GMC | Canyon | SLE | 
| 2006 - 2012 | GMC | Canyon | WT, SLT | 
| 2004 - 2005 | GMC | Canyon | Z71 Fleet, Z71 SL, Z85 SL, Z71 SLE, Z85 SLE | 
| 1975 - 1978 | GMC | G15 | Rally, Rally STX, Vandura | 
| 1973 - 1974 | GMC | G15/G1500 Van | Rally, Vandura | 
| 1984 | GMC | G1500 | Rally Custom | 
| 1979 - 1986 | GMC | G1500 | Vandura, Rally, Rally STX | 
| 1975 - 1978 | GMC | G25 | Vandura, Rally, Rally STX | 
| 1973 - 1974 | GMC | G25/G2500 Van | Rally, Vandura | 
| 1984 | GMC | G2500 | Rally Custom | 
| 1979 - 1986 | GMC | G2500 | Vandura, Rally, Rally STX | 
| 1986 | GMC | G3500 | Vandura, Rally Camper Special, Rally STX, Vandura Special, Magnavan, Rally Custom, Rally | 
| 1985 | GMC | Jimmy | High Sierra | 
| 1985 - 1990 | GMC | Jimmy | Sierra Classic, Base | 
| 1986 | GMC | Jimmy | Silverado | 
| 1985 - 1986 | GMC | K1500 | High Sierra, Sierra Classic, Base | 
| 1994 - 1998 | GMC | K1500 | Sierra SL, Sierra SLT, Sierra Special | 
| 1990 - 1998 | GMC | K1500 | Sierra SLE | 
| 1993 | GMC | K1500 | Sierra Sport | 
| 1990 - 1993 | GMC | K1500 | Sierra, Sierra SLX | 
| 1985 - 1986 | GMC | K2500 | Sierra Classic, Base, High Sierra | 
| 1990 - 2000 | GMC | K2500 | Sierra SLE | 
| 1994 - 2000 | GMC | K2500 | Sierra SLT, Sierra SL | 
| 1990 - 1993 | GMC | K2500 | Sierra SLX, Sierra | 
| 1986 | GMC | K2500 Suburban | Base, High Sierra, Sierra Classic | 
| 1985 - 1986 | GMC | K3500 | Sierra Classic, Base, High Sierra | 
| 1994 - 2000 | GMC | K3500 | Sierra SL, Sierra SLT | 
| 1990 - 2000 | GMC | K3500 | Sierra SLE | 
| 1990 - 1993 | GMC | K3500 | Sierra SLX, Sierra | 
| 1975 - 1978 | GMC | P15 | Value Van, Base | 
| 1973 - 1974 | GMC | P15/P1500 Van | Base | 
| 1979 - 1980 | GMC | P1500 | Base, Value Van | 
| 1975 - 1978 | GMC | P25 | Value Van, Base | 
| 1973 - 1974 | GMC | P25/P2500 Van | Base | 
| 1979 - 1989 | GMC | P2500 | Base, Value Van | 
| 1975 - 1978 | GMC | P35 | Base, Value Van | 
| 1973 - 1974 | GMC | P35/P3500 Van | Base | 
| 1974 | GMC | P35/P3500 Van | Motorhome | 
| 1979 - 1999 | GMC | P3500 | Base | 
| 1979 - 1990 | GMC | P3500 | Value Van | 
| 1983 - 1984 | GMC | P4500 | P4T042 | 
| 1987 | GMC | R1500 | Base, Sierra Classic, High Sierra | 
| 1987 - 1989 | GMC | R2500 | Base, High Sierra, Sierra Classic | 
| 1987 - 1988 | GMC | R2500 Suburban | Base, Sierra Classic | 
| 1987 | GMC | R2500 Suburban | High Sierra | 
| 1987 - 1990 | GMC | R3500 | Base | 
| 1987 - 1989 | GMC | R3500 | High Sierra, Sierra Classic | 
| 1990 | GMC | R3500 | SLE | 
| 1987 | GMC | S15 | Sierra Classic, Base, EL, Gypsy, High Sierra | 
| 1987 | GMC | S15 Jimmy | Sierra Classic, Base, Gypsy | 
| 1985 - 2005 | GMC | Safari | Base, SLE | 
| 1993 | GMC | Safari | GT | 
| 1985 - 2002 | GMC | Safari | SL | 
| 1987 - 2005 | GMC | Safari | SLT | 
| 1985 - 1998 | GMC | Safari | SLX | 
| 1996 - 2014 | GMC | Savana 1500 | Base | 
| 2011 - 2014 | GMC | Savana 1500 | LT, LS | 
| 2012 - 2013 | GMC | Savana 1500 | SL | 
| 1996 - 2013 | GMC | Savana 1500 | SLE | 
| 1996 - 1999 | GMC | Savana 2500 | SLE, Base | 
| 1996 - 1999 | GMC | Savana 3500 | Base, SLE | 
| 1987 | GMC | V1500 | High Sierra, Sierra Classic, Base | 
| 1987 | GMC | V1500 Suburban | High Sierra | 
| 1987 - 1988 | GMC | V1500 Suburban | Sierra Classic, Base | 
| 1987 | GMC | V2500 | High Sierra, Sierra Classic, Base | 
| 1987 | GMC | V2500 Suburban | High Sierra | 
| 1987 - 1988 | GMC | V2500 Suburban | Sierra Classic, Base | 
| 1987 - 1990 | GMC | V3500 | Base | 
| 1987 - 1989 | GMC | V3500 | Sierra Classic, High Sierra | 
| 1990 | GMC | V3500 | SLE | 
| 1993 | GMC | Yukon | GT | 
| 1992 - 1994 | GMC | Yukon | Sport, Base, SLE | 
| 2008 - 2010 | Hummer | H3 | Alpha | 
| 2009 | Hummer | H3 | Championship Series | 
| 2006 - 2010 | Hummer | H3 | Luxury, Adventure, Base | 
| 2007 - 2009 | Hummer | H3 | X | 
| 2010 | Hummer | H3T | Adventure | 
| 2009 - 2010 | Hummer | H3T | Alpha, Base | 
| 1969 - 1974 | Oldsmobile | 98 | Base | 
| 1976 - 1981 | Oldsmobile | 98 | Luxury | 
| 1973 - 1982 | Oldsmobile | 98 | Regency | 
| 1982 | Oldsmobile | 98 | Regency Brougham | 
| 1982 - 1984 | Oldsmobile | Custom Cruiser | Base | 
| 1982 - 1984 | Oldsmobile | Cutlass Calais | Base | 
| 1983 - 1984 | Oldsmobile | Cutlass Calais | Hurst | 
| 1984 | Oldsmobile | Cutlass Ciera | Brougham, Cruiser, Cruiser LS, LS | 
| 1982 - 1983 | Oldsmobile | Cutlass Cruiser | Base | 
| 1982 - 1984 | Oldsmobile | Cutlass Supreme | Base, Brougham | 
| 1982 - 1983 | Oldsmobile | Delta 88 | Base | 
| 1984 | Oldsmobile | Delta 88 | Royale Brougham LS | 
| 1982 - 1984 | Oldsmobile | Delta 88 | Royale, Royale Brougham | 
| 1984 - 1986 | Oldsmobile | Firenza | Cruiser LX | 
| 1984 - 1985 | Oldsmobile | Firenza | Cruiser SX, Brougham LX, ES, Brougham SX | 
| 1984 - 1987 | Oldsmobile | Firenza | Cruiser, LX, GT, S, Base | 
| 1986 - 1987 | Oldsmobile | Firenza | LC | 
| 1984 | Oldsmobile | Firenza | SX | 
| 1982 - 1984 | Oldsmobile | Omega | Brougham, Base, ES | 
| 1983 | Oldsmobile | Omega | ESC | 
| 1984 | Pontiac | 6000 | Base, STE | 
| 1984 - 1990 | Pontiac | 6000 | LE | 
| 1990 | Pontiac | 6000 | Special Edition | 
| 1982 - 1984 | Pontiac | Bonneville | Brougham, Base | 
| 1984 | Pontiac | Bonneville | LE | 
| 1985 | Pontiac | Fiero | GT | 
| 1984 - 1985 | Pontiac | Fiero | SE, Base, Sport | 
| 1993 - 2002 | Pontiac | Firebird | Formula, Base, Trans Am | 
| 1994 | Pontiac | Firebird | Trans Am GT | 
| 1982 - 1984 | Pontiac | Grand Prix | Base, Brougham | 
| 1984 | Pontiac | Grand Prix | LE | 
| 1982 - 1983 | Pontiac | Grand Prix | LJ | 
| 1984 - 1985 | Pontiac | J2000 Sunbird | Base, LE, SE | 
| 1983 - 1984 | Pontiac | Parisienne | Base, Brougham | 
| 1982 - 1984 | Pontiac | Phoenix | Base | 
| 1984 | Pontiac | Phoenix | LE, SE | 
| 1982 - 1983 | Pontiac | Phoenix | SJ, LJ | 
| 2006 - 2009 | Pontiac | Solstice | Base | 
| 2006 - 2008 | Pontiac | Solstice | GT, SE | 
| 2007 - 2009 | Pontiac | Solstice | GXP | 
| 1986 - 1987 | Pontiac | Sunbird | Base, SE, GT | 
| 1982 - 1987 | Pontiac | T1000 | Base | 
| 2007 - 2010 | Saturn | Sky | Base, Red Line | 

        Dorman - HELP Automatic Transmission Case Vent 14689
      Sale price$13.13 USD 
    
























