2008 Chevrolet Impala
Mileage
52,236
Service Date
12/1/2023
Services Performed
- Scan test returned the following DTC's – P0172 – Fuel trim system rich Scan data shows Long Term Fuel Trim at -18. Should be around zero, +/- 5. Found fuel alcohol content reading at 36%. Should either be around 10% or 85% depending on whether using E85 gas or Regular gas. Performed Fuel Composition Reset and clean carbon from Throttle Body. Ran vehicle on two separate trips while monitoring fuel trims. Fuel trims returned to normal and did not go outside normal range.
- Lubricate and check chassis. Change oil and oil filter. Check all fluid levels and tire pressures.
John M. gave our service a 5 star review on 12/6/2023
