2002 Chevrolet TrailBlazer "keys greater 12" Questions

...12-14 volts to the cooling fan clutch through the cooling fan clutch supply voltage circuit. The powertrain control module (PCM) uses this PWM signal in order to control the speed of the cooling fan ...

greater than 10,000 ohms? Yes GO to A11 . No REPAIR circuit for short to ground. TEST the system for normal operation. A11 TEST THE CIRCUIT FOR AN OPEN Measure the resistance between SJB C2280C-12 and

...greater resistance than the current flowing through the circuit. The fix would be to replace the electric part of the ignition switch. There should be two wires going to your starter. One is from the ...

...Keys This feature helps to prevent you from locking your intelligent access key inside your vehicle's passenger compartment or rear cargo area. When you lock your vehicle using the power door lock ...

...greater than 34 kPa (5 psi) while cranking the engine? Yes No The electronic engine control system is not the cause of the no start. RETURN to Section 3 , Symptom Chart for further diagnosis. REPLACE ...

greater effort to move the gear selector lever (shift lever) from drive to park. This may be due to a time delay with the brake shift interlock (BSI) pin retraction. ACTION:To service, replace the BSI

...12 volts or greater. Black terminal to neg or ground. Red terminal to ignition switch side of relay/solenoid. Turn ignition swich to start look for voltage reading. Depending on the vehicle it could ...

...12.6) or greater. Plus, the cables an connections have to be clean tight. etc.. But knowing how the starter system works is also a must. What happens when you turn that key to start. Computers ...

...keys to unlock the door. It's a programmable feature. Consult your owners manual. "Autolock and Autounlock (If Equipped) The autolock feature locks all the doors when your doors are closed, the ...

...12 - 14 volts though - some newer circuitry is in the 8 volt range and will not work as expected.  Some newer cars however, make use of electronics that that turn power on and off independent of ...