1978 Cadillac DeVille Specifications & Service Data

Heritage Automotive Technical holds factory-accurate specifications and service data for the 1978 Cadillac DeVille covering 2 engine options: V8-425-(7L)-4BBL-GAS-VIN:<S>, V8-425-(7L)-MFI-GAS-VIN:<T>. The categories below are available with a subscription — actual specification values are not shown here.

Specification data on file

• Mechanical Clearances
• Torque Specifications
• Tune-Up Data
• Valve Train
• Fluid Capacities

Additional technical resources

• Service & Repair Procedures (436)

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