- December 3: GM Truck Tailgate Recall Involves 150,000 HD Trucks recalls | 14 days ago
- November 17: Chevy Express and GMC Savana Vans Recalled For Multiple Issues recalls | 30 days ago
- November 13: GM Recalls 514,000 Vehicles After Rear Wheels Lock-Up recalls | 34 days ago
- October 26: Recall: 2024 GMC Canyon Headlights Flicker recalls | 52 days ago
- October 12: GM Vortec Oil Consumption Lawsuit Dismissed news | 66 days ago
GMC TSB #PIC4935D
2009 GMC Canyon
TSB Document:
Affected Component: ELECTRICAL SYSTEM
- Summary
- This Preliminary Information communication provides information to the technician about vehicles that during battery parasitic drain test, there may be some confusion as to what the normal power consumption reading should be from the OnStar system. Technician should understand the power cycles of the various OnStar systems. All Generation 6, 7, 8, and 9 systems are powered up continuously for 48 hours from ignition off. After 120 hours from ignition off, these systems then completely power off. The Onstar modules draw: * IGN ON - 240 to 400 Milliamp. * IGN OFF - 3 to 20 Milliamp for 48 hours or 120 hours on Gen 9 and vehicle communication platforms. * IGN OFF - 0.2 to 0.8 Milliamp after 48 hours or 120 hours on Gen 9 and vehicle communication platforms.
Click a tab for more information.