Preliminary ProceduresRelieve the fuel system pressure. Refer toFuel Pressure Relief.Raise and support the vehicle. Refer toLifting and Jacking the Vehicle.Remove the fuel tank. Refer toFuel Tank ReplacementDisconnect the quick connectors. Refer toPlastic Collar Quick Connect Fitting Service. | |
1 | Fuel Feed Hose Procedure Disengage the hose from the plastic retainers. |
Throttle Body Cleaning Engine Control Air Metering/Acceleration Throttle
Note:Over extended time and mileage, deposits may accumulate on the back of the throttlevalve plate. The source of the deposit is exhaust gas recirculation (EGR) gas. Typicallythese deposits pose no problem. Occasionally the deposit may accumulate to a pointwhere perceived pedal effort or throttle v ...