|
2003 Chevrolet Trailblazer LTZ 4.2L Hesitation
Sys. has code PO172B, fuel trim sys, code will reset after app. 10 miles driving from cold start to the 10 miles. Fuel pressure great, convertor appears to be clear, replaced front o2 sensor. Cleared codes, reroadtested same code reset after app. 10 miles. Idl...
FIX posted 3/14/2012
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 5 Replies Received (View Replies)5 Replies Received (Hide Replies)
|
Message Closed w/FIX
|
5 Replies Received
5 Replies Received
Related Documents & Media | VIN | 1GNDS13SX3 |
| Engine | 4.2 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Hesitation |
| Occurs | Always, Under Load |
| Misc. | Dts Code Po172b |
Trouble Codes
| P0172 | Fuel System Too Rich (Bank 1) |
Message Closed w/FIX
Vehicle Data
2003 Chevrolet Trailblazer LTZ
| VIN | 1GNDS13SX3 |
| Engine | 4.2 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Hesitation |
| Occurs | Always, Under Load |
| Misc. | Dts Code Po172b |
Trouble Codes
| P0172 | Fuel System Too Rich (Bank 1) |
Video