I have a Cadillac Catera, won't start, something electrical. where should i start?

I have already changed the coil packs, hoping Cadillac owners have the answer. ThanksI have a Cadillac Catera, won't start, something electrical. where should i start?I used to have one, and i had the same problem. It was something to do with the computer board. it costs 250 to fix it. They are great cars, but they nickle and dimed me to death..I have a Cadillac Catera, won't start, something electrical. where should i start?
The Cadillac Catera is a rear-wheel drive, high-performance luxury car manufactured in Germany. Some engine problems have been reported on Cateras from model years 1997 to 2001. The repairs on all of these engine problems were covered under GM's five year or 100,000 mile warranty, which is no longer in effect for any of these model years.

Pulleys

# Malfunctioning of the timing belt, cam drive idler and tensioner pulleys is a common engine problem on model year 1997 Cadillac Cateras, according to Consumer Reports. Failure of these pulleys can cause engine damage. The estimated cost to repair the pulleys is $994.49 for both parts and labor as of March 2010.

MAF Sensor

# Mass air flow sensors on Cadillac Cateras, from the model years 1998 to 2001, have been reported as a problem by Consumer Reports. The mass air flow sensor measures the air coming into the engine and assists with getting the proper balance of air and gasoline injected into each cylinder for maximum performance. The estimated cost of repairing a malfunctioning MAF sensor is $442.32.

Engine Timing

# The engine valve timing system has also been cited as an engine problem for Cadillac Cateras from model years 1998 to 2001, according to Consumer Reports. A malfunctioning engine valve timing system can cause severe damage to the engine's valves and cylinders. The estimated cost to repair the engine valve timing system on a Catera is $994.49.

also you can go to http://www.know-car.com/index.php/catego鈥?/a> for your questionsI have a Cadillac Catera, won't start, something electrical. where should i start?i,am assuming it will turn over so check for spark at the plugs. it could be the module went out. if it went out then it won,t start. are you sure it,s electrical and not fuel?I have a Cadillac Catera, won't start, something electrical. where should i start?
Is the key chipped (a security device planted into the key to prevent theft)?

Some times this fail to function because it is damaged or lost. This prevents the car from starting in some cases.I have a Cadillac Catera, won't start, something electrical. where should i start?self motor.. battery.. alternator..