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2019 GMC Sierra 1500 SLT 5.3L No Start, Stall
Veh will stall, crank over but not start back, can clear codes & will restart, has happened 3x, have replaced powertrain relay, still happened, checked terminal 49 on conn X1 per bulletin, was fine, checked wiring from ECM bracket, no problems, odd that wo...
FIX posted 7/2/2026
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Message Closed
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5 Replies Received
5 Replies Received
Related Documents & Media | VIN | 3GTU9DED5K |
| Engine | 5.3 L / 8 cyl / GAS |
| Trans | 1-speed Automatic (Electronic) |
| Delivery | Fuel Injection / ignition |
| Emissions | OBD-II Compliant |
| Symptoms | No Start, Stall |
| Occurs | Intermittently |
| Misc. | Sierra 4X4 |
Trouble Codes
| P062B | Control Module Fuel Injector Control Performance |
| P16A7 | Engine Control Ignition Relay Feedback Circuit |
Message Closed
Vehicle Data
2019 GMC Sierra 1500 SLT
| VIN | 3GTU9DED5K |
| Engine | 5.3 L / 8 cyl / GAS |
| Trans | 1-speed Automatic (Electronic) |
| Delivery | Fuel Injection / ignition |
| Emissions | OBD-II Compliant |
| Symptoms | No Start, Stall |
| Occurs | Intermittently |
| Misc. | Sierra 4X4 |
Trouble Codes
| P062B | Control Module Fuel Injector Control Performance |
| P16A7 | Engine Control Ignition Relay Feedback Circuit |
Video