
2009 Cadillac STS 3.6L Poor Idle Quality, Misfire, MIL Lamp on
Vehicle initially was towed in for a no start after sitting ‘for a while’. Found the ECM fuse in the under hood fuse box was blown, along with no communication with the PCM. After the fuse was replaced the engine would crank but not start. The cranking com...
FIX posted 3/1/2023
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Message Closed w/FIX
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VIN | 1G6DA67V69 |
Engine | 3.6 L / 6 cyl / GAS |
Trans | 6-speed Automatic (Electronic) |
Delivery | Fuel Injection / DI |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Misfire, MIL Lamp On |
Occurs | Always, Idle |
Trouble Codes
P0016 | Crankshaft/Camshaft Timing Misalignment |
P0087 | Fuel Rail Pressure Too Low |
P0089 | Fuel Pressure Regulator 1 Performance |
P0302 | Cylinder 2 Misfire Detected |
P0304 | Cylinder 4 Misfire Detected |
P0306 | Cylinder 6 Misfire Detected |
Message Closed w/FIX
Vehicle Data
2009 Cadillac STS
VIN | 1G6DA67V69 |
Engine | 3.6 L / 6 cyl / GAS |
Trans | 6-speed Automatic (Electronic) |
Delivery | Fuel Injection / DI |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Misfire, MIL Lamp On |
Occurs | Always, Idle |
Trouble Codes
P0016 | Crankshaft/Camshaft Timing Misalignment |
P0087 | Fuel Rail Pressure Too Low |
P0089 | Fuel Pressure Regulator 1 Performance |
P0302 | Cylinder 2 Misfire Detected |
P0304 | Cylinder 4 Misfire Detected |
P0306 | Cylinder 6 Misfire Detected |