Pioneer Cables 622337 Automatic Transmission Mount

Automatic Transmission Mount for Select GM Vehicles

Pioneer Cables 622337 is an automatic transmission mount built for direct replacement on a wide range of Chevrolet, GMC, Pontiac, Buick, and Oldsmobile applications. It is engineered for a secure fit and vibration control in vehicles such as Chevrolet C1500, Chevrolet Impala, and GMC P3500 applications.

Key Features

• Automatic transmission mount for select rear-wheel-drive and truck applications
• Sure-Fit System application testing for vehicle-specific fitment
• High-grade metal housing with corrosion-resistant coating or pure aluminum construction, depending on application
• Bonded rubber compound formulated for the specific mount design
• Seamless hydraulic fill and electronic control where specified
• Cross-reference: Gates 2510

Detailed Description

This Pioneer Cables transmission mount, part number 622337, is a replacement automatic transmission mount for many GM platforms from 1969 through 1999. It is listed for applications including Chevrolet Caprice, Chevrolet Malibu, Chevrolet El Camino, Pontiac Grand Prix, Oldsmobile Cutlass, and GMC C2500, along with Chevrolet S10 and GMC Sonoma. The mount uses a bonded rubber design to help isolate drivetrain movement and maintain proper transmission support under load.

Fits 1990-1999 Chevrolet P30, N/A. Fits 1990-1999 GMC P3500, N/A. Fits 1991-1993 Chevrolet S10, N/A. Fits 1991-1993 GMC Sonoma, N/A. Fits 1988-1990 Chevrolet C1500, N/A. Fits 1988-1990 Chevrolet C2500, N/A. Fits 1988-1990 GMC C1500, N/A. Fits 1988-1990 GMC C2500, N/A. Fits 1986 GMC C2500, N/A. Fits 1987 Chevrolet R10, N/A. Fits 1987 Chevrolet R20, N/A. Fits 1987 GMC R1500, N/A. Fits 1987 GMC R2500, N/A. Fits 1986-1987 Pontiac Grand Prix, N/A. Fits 1985-1986 Chevrolet C10, N/A. Fits 1985-1986 Chevrolet C20, N/A. Fits 1986 Pontiac Bonneville, N/A. Fits 1975-1984 Chevrolet Caprice, N/A. Fits 1975-1984 Chevrolet Impala, N/A. Fits 1973 Chevrolet Impala, N/A. Fits 1979-1983 Chevrolet Malibu, N/A. Fits 1973-1977 Chevrolet Malibu, N/A. Fits 1973-1981 Chevrolet El Camino, N/A. Fits 1977-1979 Pontiac Parisienne, N/A. Fits 1977 Buick Century, N/A. Fits 1976-1977 Chevrolet Nova, N/A. Fits 1971-1977 Oldsmobile Cutlass, N/A. Fits 1971-1977 Oldsmobile Cutlass Supreme, N/A. Fits 1976-1977 Pontiac Grand LeMans, N/A. Fits 1976-1977 Pontiac LeMans, N/A. Fits 1976 Oldsmobile 98, N/A. Fits 1971-1976 Oldsmobile Custom Cruiser, N/A. Fits 1971-1976 Oldsmobile Delta 88, N/A. Fits 1975 Chevrolet Bel Air, N/A. Fits 1973 Chevrolet Bel Air, N/A. Fits 1975 Chevrolet Camaro, N/A. Fits 1971-1975 Oldsmobile Toronado, N/A. Fits 1969-1973 Chevrolet Bel Air, N/A, Turbo Hydramatic. Fits 1971-1973 Chevrolet Impala, N/A, Turbo Hydramatic.

Common Problems This Mount Can Address

• Excess drivetrain vibration felt through the chassis
• Transmission movement caused by a worn or collapsed mount
• Noise from metal-to-metal contact at the mount location
• Misalignment between the transmission and crossmember support point
• Harshness during acceleration, shifting, or deceleration

Installation Notes and Tips

Verify the transmission mount style against the vehicle application before installation, especially on older GM platforms with multiple drivetrain configurations. Inspect the crossmember, mounting surfaces, and surrounding hardware for wear, corrosion, or deformation before replacing the mount. Confirm the transmission type where noted, including Turbo Hydramatic applications, to ensure correct part selection.

Quality Assurance

Pioneer Mounts use application testing on vehicle-specific fixtures through the Sure-Fit System to support accurate fitment. The mount housing is built from corrosion-resistant metal or pure aluminum, and the rubber element is matched to the application for controlled vibration isolation and durable service.