1998 Buick Century "2 speed pump runs" Questions

...pump relay is new. has 2 codes MAF sensor and #6 cyl missfire. I put a meter on the pump and it loses power after the engine starts Help!!! thanks On the regals they have a ceramic resistor on the ...

...2: air density EFI sys, lean, lost power. 3: speed density EFI sys. RACING idle with FULL POWER> in each case i call this illegal air, in EFI it's unmetered air. there are simple tests to find ...

...2 control circuit. Ok I have been on a journey. This might be kind of long. So 2001 Buick century - what I've done Replaced radiator, radiator cap, cooling fans, thermostat, heater core, water pump, ...

...2 speed motor. Windshield wiper DELAY operation is a low speed wiper motor function with a variable delay interval between the wipe cycles. The DELAY interval is controlled through a series of ...

speed ok hesitation had fuel filter replaced I have heard it could be a sensor in the computer and that there have problems with this any help[???? Hi, Improve the Fixya.com experience for everyone by

...pump because if it was it wouldn't have ran good on the interstate. Somedays it wouldn't run hardly at all, kept stalling, the next day it could run fine, some said it was the fuel filter or sensor. ...

...great till fuel pump went out. The anti thieft system is keeping it from running. The 2 second prime is normal,it won't run again until it sees engine speed so you may need a crankshaft speed

2 seconds. The pump again runs during cranking, and when the engine catches and comes close to idle speed the pump is latched/turned ON by the PCM. If engine speed falls well below desired idle speed,

...speed. Takes 15 minutes to an hour plus to restart. After restart will run ok or stall out again in a few miles. Has a 2 year old fuel pump, Inertia is in down pos Some times runs well for a week or ...

...side on top of the wheel well. this is a 2 speed pump that runs on high speed when starting (approx. 6 sec.), then has the voltage pass through the resistor to lower its speed during normal ...