× 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

P0033 Diagnostic Trouble Code Discussion for January 2011

Supercharger Bypass Valve Solenoid Control Circuit Malfunction


Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Trouble Ticket Help Requests for DTC P0033
Help Request Posted
1991 Chevrolet Blazer Silverado 5.7L Poor Idle Quality, Hesitation VIN: 1GNEV18K3M
P0033: map m sensor vacuum. I inherited this when last teck quit would appreaciate any help I can get thanks. I have driven this blazer and it stumbles/hesitates under part throttle it runs good when you get on it and seems to cruise ok. no miss fires good vacuum idles a little fast at 1...
January 21, 2011