HomeTransmission > Gaskets and Sealing SystemsPioneer Cables 748034 Automatic Transmission Gasket Set
Part #: 748034

Pioneer Cables 748034 Automatic Transmission Gasket Set

17 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Buick, Cadillac, and Oldsmobile, Eldorado, Fleetwood, Riviera, Seville, and Toronado
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Automatic Transmission Gasket Set for GM Applications

Pioneer Cables 748034 is an automatic transmission gasket set for transmission service that requires disassembly and resealing. It is built for leak repair and internal transmission work on select Buick, Cadillac, and Oldsmobile vehicles from 1982-1985.

Fits 1982-1985 Buick Riviera, N/A; Fits 1982-1985 Cadillac Eldorado, N/A; Fits 1982-1985 Cadillac Seville, N/A; Fits 1982-1985 Oldsmobile Toronado, N/A; Fits 1983 Cadillac Fleetwood, N/A.

Key Features

  • 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
  • Supports transmission repair work after internal disassembly
  • Fits select 1982-1985 Buick Riviera, Cadillac Eldorado, Cadillac Seville, Oldsmobile Toronado, and 1983 Cadillac Fleetwood applications
  • Pioneer Cables part number 748034 for catalog and service matching

Product Details

Pioneer Transmission Repair Kits are organized into multiple service levels, and this gasket set is part of the overhaul-style repair category for transmission resealing. The kit content is application-specific and focused on sealing surfaces commonly addressed during a transmission teardown. Use Pioneer Cables 748034 when the transmission has a leak or when internal service requires the unit to be opened and resealed. This part number 748034 is listed for select Buick Riviera, Cadillac Eldorado, Cadillac Seville, Oldsmobile Toronado, and Cadillac Fleetwood vehicles in the 1982-1985 range.

Common Repair Uses

  • Transmission fluid leaks from gasket or seal surfaces
  • Seepage after internal transmission service
  • Resealing during overhaul or teardown work
  • Replacement of worn sealing rings, O-rings, and lip seals
  • Service work on aging automatic transmissions in GM front-wheel-drive applications

Installation Notes

Installation requires transmission disassembly and careful cleaning of all sealing surfaces before reassembly. Verify the transmission application against the vehicle and service information before ordering. Match the gasket set to the exact transmission configuration used in the vehicle, and inspect related hard parts, bushings, and sealing surfaces during service.

Quality Assurance

Pioneer Cables supplies transmission repair kits in pre-packaged service levels for application-specific repair work. Part number 748034 is built for resealing service on the listed GM vehicles and is intended for professional transmission repair procedures.

This part fits 17 vehicles. Search below:

YearMakeModelPositionNotes
1985BuickRivieraN/A
1985CadillacEldoradoN/A
1985CadillacSevilleN/A
1985OldsmobileToronadoN/A
1984BuickRivieraN/A
1984CadillacEldoradoN/A
1984CadillacSevilleN/A
1984OldsmobileToronadoN/A
1983BuickRivieraN/A
1983CadillacEldoradoN/A
1983CadillacFleetwoodN/A
1983CadillacSevilleN/A
1983OldsmobileToronadoN/A
1982BuickRivieraN/A
1982CadillacEldoradoN/A
1982CadillacSevilleN/A
1982OldsmobileToronadoN/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.