
2004 Chevrolet Monte Carlo SS 3.8L Poor Idle Quality, Surge, Stall
Vehicle came in code p0300 p0171. Has rough idle and stalls after hot soak. Checked for vacuum leaks had vacuum leak at intake port in hose going to map and fuel pressure regulator. repaired hose no change. Checked fuel pressure while running is 45 psi. replac...
FIX posted 10/12/2015
![]()
iATN Members:
Login to view full TechHelp request Auto Repair Pros: Join iATN to read this TechHelp request Vehicle Owners: Find a nearby iATN member to repair your vehicle (View Replies)18 Replies Received(Hide Replies)18 Replies Received
|
Message Closed w/FIX
|
VIN | 2G1WZ12144 |
Engine | 3.8 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Surge, Stall |
Occurs | After a Hot Soak |
Trouble Codes
P0171 | Fuel System Too Lean (Bank 1) |
P0300 | Multiple Misfire Detected |
Message Closed w/FIX
Vehicle Data
2004 Chevrolet Monte Carlo SS
VIN | 2G1WZ12144 |
Engine | 3.8 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Surge, Stall |
Occurs | After a Hot Soak |
Trouble Codes
P0171 | Fuel System Too Lean (Bank 1) |
P0300 | Multiple Misfire Detected |