How do you bypass a security system on a 1997 Oldsmobile Achieva?

How often shouldn you change oil in a duramax 6.6? How can I tell if my differential is a posi trac? What causes a real high Idle on 1991 4.3 ltr engine and after it warms up it still idles way to high? How can I open my 02 Dodge Grand Caravan with key locked inside. No keyless remote. No Slim Jim. No Wedge to pry door open. No wire hanger. May be out of options. Can't afford locksmith now. thanks? How many quarts of oil does a 1988 Ford ecoline van hold? Whats the horsepower on a 2001 s10 zr2? What type of coolant does the jeep wrangler x use? How reliable is the Cadillac Catera? Where is the AC drain on a 2002 Dodge grand caravan EX? Your brake lights and blinkers stopped working and it is not the fuse What else could be the problem? Where is the crankshaft sensor on the 1997 Mercury Villager? How do you replace the fuel filter located on a Chrysler Sebring? Can you remove armrest from ford aerostar? What is the position location of a crankshaft Position sensor on a 2003 Chevy Malibu? What is the hosepower on a 97 vortec 5.7 liter Chevy Suburban engine? What is the lug nut torque for a 2005 Pontiac grand prix? I have a 98 Chevy Blazer. It wont shift into 4WD. You can hear it click but won't engage. Also goes into Low range but remains in 2WD? How do you put transmission fluid in Chevy Lumina? How much weight could a 4 liter 92 ford areostar van carry safely? 2004 gmc Yukon XL power seat control driver side and front heated seats do not work. Looked for blown fuse and found none What now?