you should be able to start your jimmy up right after you install your new battery...if it doesnt, I would replace or clean your battery cable terminals and see if that works!
new battery installed . push starter and all I get Is a humming sound . wont turnover though
check your main fuses
Use battery load tester and properly test battery. When battery fails, replace it.
Have the new battery tested. It should read 12.68 volts across the posts. It could be dead.Did you have this condition before the new battery was installed?
If the remote car starter stopped working after a new battery was installed in the remote, the remote needs to be reprogrammed. If the remote starter stopped working after a new battery was installed in the vehicle, the computer might need to be reset by disconnecting the battery for a few minutes.
Check the fuel pump to see if it is running.
You have a bad alternator.
Answer: Check your starter
If you install a new battery & new alternator and the battery runs down overnight then you have something pulling power from the battery. Look for any light on the vehicle that is on or a relay that is stuck.
battery tests good, alternator tests good, new voltage regulator installed and still no charge to battery from altanator .
You take it to a dealer. The computer on the X5 needs to be told a new battery has been installed. Essentially the new battery needs registered to the vehicle.