× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
1986 Chev/GMC Truck S10 Blazer 2.8L Poor Idle Quality
Posted to GM Driveability on 7/26/2000 1 Reply

Hi all,

This is one of my own vehicles.

Always runs rich, O2 will climb from cold start till it reaches around .800-.900 and stay there.

I've tried 3 different o2's with same results. unpluged O2 from conector placed meter on it and it will stay the same. E...

1 Replies Received (View Replies)

 
Message Closed

car Vehicle Data

1986 Chev/GMC Truck S10 Blazer

VIN [No VIN Available]
Engine2.8 L / 6 cyl
SymptomsPoor Idle Quality
OccursAlways

Trouble Codes

45Rich Exhaust
Message Closed

car Vehicle Data

1986 Chev/GMC Truck S10 Blazer

VIN [No VIN Available]
Engine2.8 L / 6 cyl
SymptomsPoor Idle Quality
OccursAlways

Trouble Codes

45Rich Exhaust