
1992 Oldsmobile Cutlass Supreme 3.4L Excessive Emissions, Poor Idle Quality, Surge
I am unable to get the NOx to come down any further... the car has failed the Nox part of the test 3 times now it's better but still twice the limit.(limit- 408 reading 818)When i first started the Nox was reading somewhere around 1580... way over the limit. i...
FIX posted 3/2/2005
![]()
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)6 Replies Received(Hide Replies)6 Replies Received |
Message Closed w/FIX
|
VIN | 1G3WR11X5N |
Engine | 3.4 L / 6 cyl / GAS |
Trans | 4-speed Automatic |
Delivery | FI |
Symptoms | Excessive Emissions, Poor Idle Quality, Surge |
Occurs | Always |
Trouble Codes
33 | EGR Valve Malfunction |
Message Closed w/FIX
Vehicle Data
1992 Oldsmobile Cutlass Supreme
VIN | 1G3WR11X5N |
Engine | 3.4 L / 6 cyl / GAS |
Trans | 4-speed Automatic |
Delivery | FI |
Symptoms | Excessive Emissions, Poor Idle Quality, Surge |
Occurs | Always |
Trouble Codes
33 | EGR Valve Malfunction |