 
				
	| 2005 GMC Canyon Z71 SLE 3.5L Lighting Headlights only flicker on then off in AUTO mode. The park lights work fine. Headlights work fine in MANUAL mode as well as the park lights. Looks to me like the BCM grounds the Headlight relay in all modes except the manual which looks like the headlight ... 
                        
                            Summary posted 11/14/2019
                               
                    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 14 Replies Received (View Replies)14 Replies Received (Hide Replies)
 | Message Closed w/Summary 
 | 
| VIN | 1GTDT13665 | 
| Engine | 3.5 L / 5 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | Fuel Injection | 
Message Closed w/Summary
            
             Vehicle Data
 Vehicle Data
                2005 GMC Canyon Z71 SLE
| VIN | 1GTDT13665 | 
| Engine | 3.5 L / 5 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | Fuel Injection | 
 14 Replies Received
14 Replies Received
 14 Replies Received
          14 Replies Received
           Related Documents & Media
  Related Documents & Media   Video
Video