20 Most Recent 2014 Cadillac Escalade ESV Questions & Answers

It could also be the wrong shocks on it. I would suggest going to the dealership and driving a different one of the same model. If it's different feel than your's, have the dealer drive both and explain why.

Call a locksmith. Any break-in tricks are dangerous as they could damage your vehicle (that's why it's called a break-in).If you insist, you could potentially slip a wire coat-hanger under the exterior window molding, between the door and the window to disengage the door lock. But, this might be hard to do if you don't have a clothes hanger with you.

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It is most likely starting to clog up. Only thing you can do is replace it with a new or used one or replace it with an aftermarket high flow cat.

Your distributor could have a crack in it and moister is getting into and causing the connections not to work.

You'll have to figure out if it is a fuel or ignition problem.Is the check engine light on ? Have you checked for trouble codes ?It could be a relay, the ignition module, coil, fuel pump, or a list of other things.