Question about Chevrolet Impala
...cause an incorrect idle speed. - Throttle body tampering, excessive deposits, or damage. Refer to Fuel System Description . - Restricted air intake system - Large vacuum leak ?€¢ Inspect the air ...
...sensors could be bad , mass air flow sensor , coolant temp sensor etc.. You need to have some testing done , scan tool hooked up to check for DTC'S - diagnostic trouble codes , also check engine ...
...low power P2176=Throttle Actuator Control System - Idle Position Not Learned Did you use all you old sensors,or is some of them from the new engine,I would swap out the IAC sensor or check for wires ...
cause it to be abnormally low. Usually, though this will be accompanied by several other sensor codes. If you suspect that may be the case, unplug each sensor until the 5 Volt reference reappears. The
Question about Chevrolet Impala
...low coolant level. Park car so that the right front side is elevated and remove the coolant OVERFLOW bottle cap (NEVER the radiator cap) while engine is running.. This should allow the trapped air to ...
...cause the light to come on. I have seen lots of problems with people that keep adding air to the tires, but don't ever use a gauge (they just use the "eyeball gauge"). This does not work with a ...
...low on transmission fluid. This would cause slipping and overheating. Resetting the Anti-Theft System. https://www.fixya.com/cars/r26859529-resetting_vehicle_anti_theft_system Click Comment, below my ...
...low it will cause missfires. Did you upgrade spark plugs to a multispark or performance plug???? if so go and purchase original plug that vehicle calls for... This is what i would do, after all is ...
low intake air temp. which is telling the computer its -38 f. This can cause the idle to be raised. and p0401 is EGR flow test failed. Can you post what motor this has 3.8 liter or the 3.4 liter. This
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