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2005 GMC Sierra Questions & Answers
Replaced the battery on a GMC Sierra 2005. Turned
you have taken the calibration out of sink. you will now have to remove battery power again for about 5 minutes. after this time reconnect the battery. then turn key to on position for 3 minutes but do not touch the heater control or temperature controls. This should allow the heater and ac system to recalibrate. once the 3 minutes is up turn key off and then back on and start truck.. Try your controls again and see what happens. if no change then dealer will have to reprogram the heater control calibration for you.
2005 GMC Sierra right side fan does not turn on
Could be something as simple as the connection came unplugged. If not, disconnect it at the lug and check it with a test probe to see is there power from the harness to the motor. If no power, check fuses and connection at the sending unit.
My 2005 GMC Sierra 1500 has a rear end roaring noise.
Change both axel bearings at the same time. The pinion bearing can be tested by slowly turning the drive shaft by hand and listening for any rough spots. It could be a carrier bearing or a bad U joint too. Isolate it by dropping the drive shaft and turning the pinion yoke by hand. If there is a problem, you'll be able it feel it. Then look at the drive shaft for worn carrier bearing and U joints.
Locked radio
You will need to contact your local dealer with the Vin number of your truck & possibly the make of your radio. When a radio locks the dealer has the code to unlock the radio, just give them a call & you should have your radio working in no time.
Did and oil change, changed fuel filter and air filter
Hi Anita:
If it had been running fine up until the maintenance that you describe, I would be checking what had been done.
-The first concern would be the oil used, and the amount. Is it possible that it was overfilled or that the wrong kind of oil was used?
Please reply as a comment to this post and I'll try to assist you.
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