P0089 Diagnostic Trouble Code Discussion for July 2009
Fuel Pressure Regulator Performance
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| Help Request | Posted | |
| 2002 GMC Sierra 2500 HD SL 6.6L Poor Idle Quality, MIL Lamp on, lack of power climb VIN: 1GTHK23182 P0089: Fuel Pressure Regulator Performance. ... is a rough, rolling idle and black smoke along with a lack of power when climbing a grade and of course the MIL is on. I checked the actual versus desired FRP regulator and they mirror each other for the most part. The freeze frame for the P0089 shows a di... |
July 03, 2009 |
