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Fuel System - Revised Pressure Specification

File In Section: 6E - Engine Fuel & Emission

Bulletin No.: 61-63-10

Date: August, 1996

SERVICE MANUAL UPDATE

Subject:
Section 6E - Engine Controls Revised Fuel System Pressure Specification

Models:
1996 Buick Century, Regal, Skylark
1996 Chevrolet Beretta, Corsica, Lumina, Monte Carlo
1996 Oldsmobile Achieva, Ciera, Cutlass Supreme
1996 Pontiac Grand Am, Grand Prix
with 3.1L, 3.4L Engines (VINs M, X - RPOs L82, LQ1)

This revision is for 1996 3.1L - VIN M L82 and 3.4L - VIN X LQ1 engines. Use the following specifications in order to properly diagnose the fuel system pressure:

Fuel System Pressure specification 284-325 kPa (41-47 psi)

Please make the above changes to the following tables in the appropriate Service Manuals.

^ Engine Cranks but Does Not Run

^ Fuel Pump Relay Circuit Diagnosis

^ Fuel System Pressure Test

^ Fuel Injector Balance Test