Pioneer Cables 748022 Automatic Transmission Gasket Set

Automatic Transmission Gasket Set for GM Applications

Pioneer Cables 748022 is an automatic transmission gasket set for service work that requires disassembly and resealing. It is built for leaking transmissions and internal transmission repairs on a wide range of GM rear-wheel-drive and 4L60-E/THM700-R4/4L60/MD8 applications.

• Automatic transmission gasket set for resealing service
• Includes gaskets, seals, O-rings, pan gasket, rubber lip seals, metal clad seals, sealing rings, and other application-specific components
• Fits early and late valve body gasket configurations where noted
• Used for transmission repair after internal teardown
• Part number: 748022

Fitment Coverage

• Fits 1991-1993 Buick Roadmaster, N/A, with early & late valve body gaskets.
• Fits 1991-1993 Cadillac DeVille, N/A, with early & late valve body gaskets; only fits 4L60-E, THM700-R4/4L60/MD8.
• Fits 1993 Cadillac Fleetwood, N/A, with early & late valve body gaskets.
• Fits 1985-1993 Chevrolet Astro, N/A, with early & late valve body gaskets.
• Fits 1987-1993 Chevrolet Blazer, N/A, with early & late valve body gaskets.
• Fits 1992-1993 Chevrolet C1500, N/A, with early & late valve body gaskets.
• Fits 1983-1993 Chevrolet Camaro, N/A, with early & late valve body gaskets.
• Fits 1984-1993 Chevrolet Corvette, N/A, with early & late valve body gaskets.
• Fits 1983-1993 Chevrolet Caprice, N/A, with early & late valve body gaskets.
• Fits 1983-1993 GMC Jimmy, N/A, with early & late valve body gaskets.
• Fits 1991-1993 GMC Sonoma, N/A, with early & late valve body gaskets.
• Fits 1991-1993 Oldsmobile Bravada, N/A, with early & late valve body gaskets.
• Fits 1983-1993 Pontiac Firebird, N/A, with early & late valve body gaskets.

What This Kit Helps Repair

• Transmission fluid leaks after teardown
• Seepage at gasket and seal interfaces
• Loss of sealing during valve body service
• Internal reseal needs during transmission repair
• Wear-related sealing issues in high-mileage GM transmissions

Installation Notes

Verify transmission type and valve body gasket configuration before installation. This kit includes early and late valve body gasket coverage on listed applications, and some vehicles require specific transmission families such as 4L60-E or THM700-R4/4L60/MD8. Clean all sealing surfaces thoroughly and inspect hard parts before reassembly.

Quality Assurance

Pioneer Cables transmission repair kits are organized as pre-packaged service solutions for overhaul and reseal work. This part number, 748022, is intended for transmission service where the unit has been opened and resealed.