
2004 Chevrolet Trailblazer LS 4.2L No Start
Hello and thanks for viewing this help request. This vehicle is a no start. Customer removed engine from truck and sent it to machine shop for rebuild. He reinstalled rebuilt engine and he states it started up and ran fine for about 30 minutes and then the eng...
FIX posted 6/30/2015
![]()
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 (View Replies)15 Replies Received(Hide Replies)15 Replies Received
|
Message Closed
|
VIN | 1GNES16S24 |
Engine | 4.2 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection / SEFI |
Emissions | OBD-II Compliant |
Symptoms | No Start |
Occurs | Always |
Trouble Codes
P0122 | Throttle Position Sensor Circuit Low Voltage |
P0223 | Throttle Position Sensor 'B' Circuit High Voltage |
P0621 | Generator L-Terminal Circuit Malfunction |
Message Closed
Vehicle Data
2004 Chevrolet Trailblazer LS
VIN | 1GNES16S24 |
Engine | 4.2 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection / SEFI |
Emissions | OBD-II Compliant |
Symptoms | No Start |
Occurs | Always |
Trouble Codes
P0122 | Throttle Position Sensor Circuit Low Voltage |
P0223 | Throttle Position Sensor 'B' Circuit High Voltage |
P0621 | Generator L-Terminal Circuit Malfunction |