1999 GMC Safari "evap drive cycle" Questions

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Question about GMC Safari

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...evap and catalytic converter showing incomplete on computer cycle told to drive car under 50mph for a while that this will clear up problem how many miles till this will clear Well, the actual ...

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...drive cycle procedure i could find. 4 moniters not ready....egr,cat.,evap,and o2 . i only need egr,cat, or o2 to pass. look for this pdf informations you will find what you are looking for ...

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...Drive Cycle, the EGR, EVAP, and fuel system monitors run. You can try this a couple times, but if it doesn't work you should go to a VW specialty shop like the dealer or a shop that does mostly ...

Question about GMC Safari

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...drive the car a bit. I drove for a good 40 minutes on the highway and went back and he said that the EVAP code showed a star and not a zero like the other things. How do I clear the EVAP code? I have ...

Question about GMC Safari

1 Answer

...drive cycles, and nothing I try is making the evap monitor ready. Ive visited kiatechinfo.com and the service information does not outline the drive cycle. Ive tried cold start>idle for 2.5 mins> ...

...a specific drive cycle to make the monitors run. Normal driving is the only drive cycle needed, the evap.monitor takes the longest. Some scanners have the ability to force the complete drive

...AFTER REPEATED DRIVE CYCLES MONITORS ARE INCOMPLETE FOR EVAP. AND AIR. evap vent valve if you have a scanner with function test go to evap vent valve turn it on and off should hear a clicking ...

...Evap "bypassing" procedure is described in the following drive cycle. The OBDII Drive Cycle will be performed using a scan tool. Consult the instruction manual for each described function. NOTE: A ...

...EVAP monitor is a pain to set. It needs 2 full drive cycles and will not reset sometimes if an EVAP code is pending. Check the pending codes with your code tool and see if there are any for the EVAP, ...

...EVAP until 1/4 lower, 3/4 full and less. EGR tests? can be easy if you drive fast, and then coast to a stop both tests cleared. (sans complete) monitors are (no appliclable, not ready or complete) to ...

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