GM Truck Electronic Throttle Body (ETB) Relearn Procedure

Poor idle after a GM Throttle Body replacement install? We show you how to perform the PCM relearn procedure so your vehicle runs normally.


Instructions:
1) Start and idle the engine in park for 3 mins (0:54)
2) Turn ignition off for 60 sec (1:05)
3) Start and idle the engine in park for 3 mins again. At this point, the engine should be idling normally. (1:08)
NOTE: Check engine light may illuminate indicating idle speed diagnostic trouble.

If idle speed has not been relearned, it may be necessary to drive the vehicle at speeds above 44 MPH.
After the drive cycle, engine should idle correctly; if not:
4) Turn the ignition off for 60 sec and repeat Step 3 (1:43)

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*Disclaimer*
At CARDONE we cannot guarantee against improper interpretation or application of the information we present in this video. You should always follow the enclosed safety guidelines, consult your OE repair manual for correct specifications when performing any install or repair procedure. Any injury, damage or loss that may result from improper use of tools, equipment, or from the information contained in this video is the sole responsibility of the user, and not of CARDONE Industries.