
1997 Chevrolet Blazer LS 4.3L Excessive Emissions, Poor Idle Quality
All was running great after previous repairs,, just started
running rough,, I removed EGR and cleaned pintle area still
rough,, I noticed fuel cell value at idle is 17, off idle
drops to 2 then progressively goes up with throttle. is
this normal
FIX posted 8/20/2010
![]()
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)20 Replies Received(Hide Replies)20 Replies Received
|
Message Closed w/FIX
|
VIN | IGNDT13W5V |
Engine | 4.3 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection / VORTEC CFI |
Emissions | OBD-II Compliant |
Symptoms | Excessive Emissions, Poor Idle Quality |
Occurs | Always |
Message Closed w/FIX
Vehicle Data
1997 Chevrolet Blazer LS
VIN | IGNDT13W5V |
Engine | 4.3 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection / VORTEC CFI |
Emissions | OBD-II Compliant |
Symptoms | Excessive Emissions, Poor Idle Quality |
Occurs | Always |