This afternoon i tried to start vehical. It turned over once or twice then quit. Put on the battery charger left it for the afternoon tried it later interior lights bright through 12and3 key position. Start seems to not exisit. Or no power to starter?
It could be a few different things. Do you hear a clicking during turn over? Its most likely your starter motor. After time the magnets wear down, and the bendix gear will not extend out to your fly wheel. Its actually a very common problem. I hope thats it, becouse it gets more expensive after that. If you have the knowledge to pull the starter out yourself, which is pretty ez, you can take it to a auto parts store, and they will test it for free.
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If you mean that the engine won't turn over to allow the car to start then you probably have a dead battery or bad starting motor or relay. Get battery checked to start. If battery is good check that battery voltage goes to starter through relay, relays go bad sometimes. Finally if voltage at starter then it is most likely the starter that is bad.
I am going to assume the check engine light is not on. I would check the throttle body to see if it needs to be cleaned, and check the idle air control valve to see if it is working. The computer controls idle speed by the amount of air coming into the throttle body. The ac problem is probably something different such as low freon or a cooling fan problem.
Car no start problem is sometimes very difficult to confirm.
You try all the possible things, but still you get no fault and problem is still the same.--------
In that case, you need to check few things individually.
Check the spark,the battery,the crank, the fuel and other most possible parts.
Click this link below for more details:--
Do to the loss of battery power while changing your battery, your Engine Control Unit (ECU) has reset and need to re-gather information. It is also possible that your battery does not have a solid connection causing loss of power and loss of data for your ECU.
Check your connections and wiring to your battery to make sure you have a solid connection and no frayed wiring causing unintentional grounding, and insuring any corrosion has been cleaned from the terminals of your battery and the battery terminal clamps.
turn on your vehical and ideal it for 10 to15 minutes. Do not rev the throttle/engine during this time as your ECU will be gathering info from the idling and will adjust to compensate during this idle time. Typically you should be able to drive the vehical with no issues after this time. A 30 minute freeway drive following your idle should give your ECU a full set of info and your car should run smoothly after that.
try car to car boost-battery charger may not be working correctly or set on low amp charge -interior lights and dash may all light but battery may not be strong enough to energize starter have battery tested if battery good than check for power to the starter if power-- starter may be shot can remove also and have tested at most auto stores free if no power battery -wiring-or connection issue would need to test fuse panel-ignition switch and starter solenoid
If your 2002 gmc envoy or sierra will not even turn over with a kown good battery try starting it in nuetral then go back to park and try starting again. There is a park nuetral safety switch that can malfunction. Turn the key on then shift into nuetral, then turn fully to start.