The transmission pressure control solenoid may fail causing erratic shifting. Our technicians tell us that partial dis-assembly of the transmission is necessary to replace a failed pressure control solenoid.
Problems for specific Chevrolet Impala years:
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Most reported 2009 Chevrolet Impala problems
The speedometer or other instrument panel gauge may begin to work erratically at times. Our technicians tell us that the instrument cluster must be sent to a repair facility to correct this fault.
The high pressure power steering hose will commonly leak fluid; it should be replaced.
A Loose or worn gas cap may cause Check Engine Light to illuminate.
if my car is parked on a hill and i have to put it in reverse it does a really hard jolt or a kick. while im driving it does it again around 30 mph and again around 60 mph. sometimes if im at a stop light it kind of jerks as i start to take off.
An engine oil leak may develop from the front crankshaft seal. Our technicians tell us a revised front crankshaft seal is available to correct this concern.
Wires broke on side of shifter. This part will fix it. GM #13583923 or acdelco #pt3923 around 20 bucks. It has 6 wires on it but all you have to do is cut 2 wires off that you dont need. It took me about an hour to fix this.
Flex fuel vehicles can develop fuel calibration issues resulting in illumination of the Check Engine Light and/or lack of power. This commonly occurs if only short trips are taken after changing fuel type from E85 to gasoline or gasoline to E85. In most cases, the fuel calibrations can be reset for gasoline using a properly equipped scan tool.