Skip to content
Enhance Transmission Performance and Protection
The Transmission Case Vent by Help! By Dorman is designed to effectively prevent debris from entering the transmission system, thereby safeguarding against fluid contamination. This component helps maintain optimal case pressure, ensuring that the transmission remains protected from potential fluid leaks.
Features
- Direct replacement for a precise fit
- Restores proper ventilation within the transmission
- Constructed from durable plastic for long-lasting performance
- Simple installation process
Specifications
- Manufacturer: Help! By Dorman
- Manufacturer Part Number: 14689
- Material: Plastic
- Quantity: Single
Compatibility/Fit
- 1973-1975 Buick Apollo
- 1971-1973 Buick Centurion
- 1973-1981 Buick Century
- 1984-1984 Buick Century
- 1975-1984 Buick Electra
- 1975-1983 Buick Estate Wagon
- 1970-1972 Buick GS
- 1969-1969 Buick GS 350
- 1969-1969 Buick GS 400
- 1970-1972 Buick GS 455
- 1969-1977 Buick LeSabre
- 1979-1984 Buick LeSabre
- 1973-1984 Buick Regal
- 1969-1978 Buick Riviera
- 1975-1980 Buick Skyhawk
- 1984-1987 Buick Skyhawk
- 1969-1972 Buick Skylark
- 1975-1979 Buick Skylark
- 1982-1985 Buick Skylark
- 1969-1969 Buick Special
- 1969-1972 Buick Sportwagon
- 1969-1970 Buick Wildcat
- 1984-1987 Cadillac Cimarron
- 1982-1982 Cadillac DeVille
- 1982-1982 Cadillac Fleetwood
- 1969-1975 Chevrolet Bel Air
- 1987-1987 Chevrolet Beretta
- 1969-1972 Chevrolet Biscayne
- 1973-1974 Chevrolet Blazer
- 1987-1990 Chevrolet Blazer
- 1969-1972 Chevrolet Brookwood
- 1975-1977 Chevrolet C10
- 1979-1979 Chevrolet C10
- 1981-1986 Chevrolet C10
- 1969-1974 Chevrolet C10 Pickup
- 1970-1971 Chevrolet C10 Suburban
- 1973-1973 Chevrolet C10 Suburban
- 1976-1984 Chevrolet C10 Suburban
- 1990-1994 Chevrolet C1500
- 1996-1998 Chevrolet C1500
- 1975-1986 Chevrolet C20
- 1969-1974 Chevrolet C20 Pickup
- 1970-1976 Chevrolet C20 Suburban
- 1978-1984 Chevrolet C20 Suburban
- 1986-1986 Chevrolet C20 Suburban
- 1990-1994 Chevrolet C2500
- 1997-2000 Chevrolet C2500
- 1975-1976 Chevrolet C30
- 1978-1979 Chevrolet C30
- 1981-1983 Chevrolet C30
- 1985-1986 Chevrolet C30
- 1969-1974 Chevrolet C30 Pickup
- 1990-1990 Chevrolet C3500
- 1993-1994 Chevrolet C3500
- 1997-2000 Chevrolet C3500
- 1992-1994 Chevrolet C3500HD
- 1997-2002 Chevrolet C3500HD
- 1969-1981 Chevrolet Camaro
- 1993-2002 Chevrolet Camaro
- 1971-1972 Chevrolet Caprice
- 1974-1984 Chevrolet Caprice
- 1984-1987 Chevrolet Cavalier
- 1984-1986 Chevrolet Celebrity
- 1969-1973 Chevrolet Chevelle
- 1982-1987 Chevrolet Chevette
- 1982-1983 Chevrolet Citation
- 1984-1985 Chevrolet Citation II
- 1987-1987 Chevrolet Corsica
- 1975-1981 Chevrolet Corvette
- 1985-1986 Chevrolet Corvette
- 1969-1984 Chevrolet El Camino
- 1975-1982 Chevrolet G10
- 1984-1984 Chevrolet G10
- 1986-1986 Chevrolet G10
- 1973-1974 Chevrolet G10 Van
- 1982-1982 Chevrolet G20
- 1984-1984 Chevrolet G20
- 1986-1986 Chevrolet G20
- 1973-1974 Chevrolet G20 Van
- 1975-1981 Chevrolet G30
- 1984-1984 Chevrolet G30
- 1986-1986 Chevrolet G30
- 1973-1974 Chevrolet G30 Van
- 1969-1984 Chevrolet Impala
- 1975-1981 Chevrolet K10
- 1985-1986 Chevrolet K10
- 1969-1974 Chevrolet K10 Pickup
- 1970-1970 Chevrolet K10 Suburban
- 1973-1974 Chevrolet K10 Suburban
- 1976-1976 Chevrolet K10 Suburban
- 1978-1982 Chevrolet K10 Suburban
- 1990-1994 Chevrolet K1500
- 1996-1998 Chevrolet K1500
- 1975-1979 Chevrolet K20
- 1981-1982 Chevrolet K20
- 1985-1986 Chevrolet K20
- 1969-1974 Chevrolet K20 Pickup
- 1970-1970 Chevrolet K20 Suburban
- 1973-1978 Chevrolet K20 Suburban
- 1980-1982 Chevrolet K20 Suburban
- 1986-1986 Chevrolet K20 Suburban
- 1990-1994 Chevrolet K2500
- 1997-2000 Chevrolet K2500
- 1978-1982 Chevrolet K30
- 1985-1986 Chevrolet K30
- 1969-1974 Chevrolet K30 Pickup
- 1990-1990 Chevrolet K3500
- 1993-1994 Chevrolet K3500
- 1997-2000 Chevrolet K3500
- 1975-1982 Chevrolet K5 Blazer
- 1985-1986 Chevrolet K5 Blazer
- 1969-1972 Chevrolet Kingswood
- 1973-1976 Chevrolet Laguna
- 1987-1987 Chevrolet LLV
- 1973-1975 Chevrolet Malibu
- 1977-1983 Chevrolet Malibu
- 1970-1984 Chevrolet Monte Carlo
- 1975-1980 Chevrolet Monza
- 1969-1978 Chevrolet Nova
- 1975-1980 Chevrolet P10
- 1969-1974 Chevrolet P10 Van
- 1976-1978 Chevrolet P20
- 1980-1981 Chevrolet P20
- 1985-1989 Chevrolet P20
- 1969-1974 Chevrolet P20 Van
- 1975-1981 Chevrolet P30
- 1985-1990 Chevrolet P30
- 1993-1999 Chevrolet P30
- 1973-1974 Chevrolet P30 Van
- 1987-1987 Chevrolet R10
- 1987-1988 Chevrolet R20
- 1987-1988 Chevrolet R20 Suburban
- 1989-1989 Chevrolet R2500
- 1987-1988 Chevrolet R30
- 1989-1990 Chevrolet R3500
- 1987-1987 Chevrolet S10
- 1987-1987 Chevrolet S10 Blazer
- 1969-1972 Chevrolet Townsman
- 1987-1987 Chevrolet V10
- 1987-1988 Chevrolet V10 Suburban
- 1987-1987 Chevrolet V20
- 1987-1988 Chevrolet V20 Suburban
- 1987-1988 Chevrolet V30
- 1989-1990 Chevrolet V3500
- 1971-1977 Chevrolet Vega
- 1975-1978 GMC C15
- 1973-1974 GMC C15/C1500 Pickup
- 1979-1986 GMC C1500
- 1990-1994 GMC C1500
- 1996-1998 GMC C1500
- 1975-1978 GMC C25
- 1973-1974 GMC C25/C2500 Pickup
- 1979-1986 GMC C2500
- 1990-1994 GMC C2500
- 1997-2000 GMC C2500
- 1986-1986 GMC C2500 Suburban
- 1975-1978 GMC C35
- 1973-1974 GMC C35/C3500 Pickup
- 1979-1986 GMC C3500
- 1990-1994 GMC C3500
- 1997-2000 GMC C3500
- 1992-1994 GMC C3500HD
- 1997-2002 GMC C3500HD
- 1978-1984 GMC Caballero
- 1975-1978 GMC G15
- 1973-1974 GMC G15/G1500 Van
- 1979-1982 GMC G1500
- 1984-1984 GMC G1500
- 1986-1986 GMC G1500
- 1975-1978 GMC G25
- 1973-1974 GMC G25/G2500 Van
- 1979-1981 GMC G2500
- 1984-1984 GMC G2500
- 1986-1986 GMC G2500
- 1986-1986 GMC G3500
- 1985-1990 GMC Jimmy
- 1985-1986 GMC K1500
- 1990-1994 GMC K1500
- 1996-1998 GMC K1500
- 1985-1986 GMC K2500
- 1990-1994 GMC K2500
- 1997-2000 GMC K2500
- 1986-1986 GMC K2500 Suburban
- 1985-1986 GMC K3500
- 1990-1994 GMC K3500
- 1997-2000 GMC K3500
- 1975-1978 GMC P15
- 1973-1974 GMC P15/P1500 Van
- 1979-1980 GMC P1500
- 1975-1976 GMC P25
- 1978-1978 GMC P25
- 1973-1974 GMC P25/P2500 Van
- 1979-1981 GMC P2500
- 1985-1989 GMC P2500
- 1975-1978 GMC P35
- 1973-1974 GMC P35/P3500 Van
- 1979-1981 GMC P3500
- 1985-1990 GMC P3500
- 1993-1999 GMC P3500
- 1987-1987 GMC R1500
- 1987-1989 GMC R2500
- 1987-1988 GMC R2500 Suburban
- 1987-1990 GMC R3500
- 1987-1987 GMC S15
- 1987-1987 GMC S15 Jimmy
- 1987-1987 GMC V1500
- 1987-1988 GMC V1500 Suburban
- 1987-1987 GMC V2500
- 1987-1988 GMC V2500 Suburban
- 1987-1990 GMC V3500
- 1992-1994 GMC Yukon
- 1969-1974 Oldsmobile 98
- 1976-1982 Oldsmobile 98
- 1982-1984 Oldsmobile Custom Cruiser
- 1982-1984 Oldsmobile Cutlass Calais
- 1984-1984 Oldsmobile Cutlass Ciera
- 1982-1983 Oldsmobile Cutlass Cruiser
- 1982-1984 Oldsmobile Cutlass Supreme
- 1982-1984 Oldsmobile Delta 88
- 1984-1987 Oldsmobile Firenza
- 1982-1984 Oldsmobile Omega
- 1984-1984 Pontiac 6000
- 1982-1984 Pontiac Bonneville
- 1984-1985 Pontiac Fiero
- 1993-2002 Pontiac Firebird
- 1982-1984 Pontiac Grand Prix
- 1984-1985 Pontiac J2000 Sunbird
- 1983-1984 Pontiac Parisienne
- 1982-1984 Pontiac Phoenix
- 1986-1987 Pontiac Sunbird
- 1982-1987 Pontiac T1000
Shipping & Returns
- This product ships to the US and Canada. Canadian orders may incur customs, import duties, and brokerage fees. Please review our shipping policy. To estimate these potential additional costs, we recommend using this calculator.
- This product typically ships within 1 to 3 business days.
- Returns are accepted within 30 days for items in like-new condition. For complete details, please see our return policy.
