× 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

P1629 Diagnostic Trouble Code Discussion for November 2007

Theft Deterrent Signal Not Received

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 P1629
Help Request Posted
1996 Pontiac Grand Prix SE 3.1L No Start, MIL Lamp on VIN: 1G2WJ12M8T
P1629: Theft Deterrent Signal Not Present, Engine Cranking. This is a weird one. I pulled these codes from the computer's history codes. I have had the anti theft problems before with GM but usually trying the key on for 10 minutes to send signal works but I can leave the key on for a half hour and the flashers still f...
November 05, 2007