| Subject: | Correct Fuel Pressure Operating Range | 
| Models: | 2000 Buick Century | 
| 2000 Chevrolet Impala, Lumina, Malibu, Monte Carlo, Venture | 
| 2000 Oldsmobile Alero, Silhouette | 
| 2000 Pontiac Grand Am, Grand Prix, Montana | 
| with 3.1 L or 3.4 L V6 Engine (VINs J, E - RPOs LG8, LA1) | 
All 2000 model year 3.1 L and 3.4 L engines have a revised fuel pressure regulator and Multec II fuel injectors.
The fuel system operating pressure is 358-405 kPa (52-59 psi) on these applications.
Important: 
   •  This regulator is NOT interchangeable with past model applications.
When replacement is necessary for the above listed applications, use only
regulator P/N 17113622.    •  Installing regulators other than the above listed part number
in these applications may result in a change in engine performance and/or
driveability concerns. 
Refer to the Engine Controls subsection of the Service Manual for complete diagnostic and repair information on fuel system related concerns.
Part Number  | Description  | 
|---|---|
17113622  | Fuel Pressure Regulator  | 
Parts are currently available from GMSPO.