
1988 Buick Skylark Custom 3.0L Excessive Emissions, Poor Idle Quality, Misfire
This car failed its smog test. I found a hard ripple during crosscount on Os sensor. Ignition pattern look normal. Killing cyl had same effect on all cyl except 2&6. Based on experience I supposed that I had poor injector spray or carbon buildup on 2&6. Normal...
FIX posted 5/20/2004
![]()
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)5 Replies Received(Hide Replies)5 Replies Received
|
Message Closed w/FIX
|
VIN | 1G4NJ14L0J |
Engine | 3.0 L / 6 cyl / GAS |
Trans | 3-speed Automatic |
Delivery | FI / batch fire, 246,135 |
Emissions | Ca. |
Symptoms | Excessive Emissions, Poor Idle Quality, Misfire |
Occurs | Always |
Message Closed w/FIX
Vehicle Data
1988 Buick Skylark Custom
VIN | 1G4NJ14L0J |
Engine | 3.0 L / 6 cyl / GAS |
Trans | 3-speed Automatic |
Delivery | FI / batch fire, 246,135 |
Emissions | Ca. |
Symptoms | Excessive Emissions, Poor Idle Quality, Misfire |
Occurs | Always |