Question 1

What is the torque spec for fuel pump on a 1990-1993 Cadillac DeVille?

Accepted Answer

The primary torque specification for fuel pump on a 1990-1993 Cadillac DeVille is 4 Nm (3 lb-ft).

Question 2

How many torque specs are there for Cadillac DeVille fuel pump?

Accepted Answer

There are 6 torque specifications for fuel pump on the 1990-1993 Cadillac DeVille 4.5L V8, covering all related fasteners and components.

Component	Nm	lb-ft	Notes
Access Cover Screws	4	3	—
Fuel Line Quick Connect	—	—	Push until click
⚠️ Fuel Pump Lock Ring	68	50	Use lock ring tool
⚠️ Fuel Rail Bolts	20	15	—
⚠️ Line Fittings	27	20	—
Mounting Bolts	27	20	—

Fuel Pump Torque Specifications

Torque Values (6 specifications)