wont run unless the map sensor vacuum line is disconnected

5

Asked by Scott Jun 05, 2022 at 02:07 PM about the 1994 Chevrolet C/K 2500 Cheyenne Extended Cab 4WD

Question type: Maintenance & Repair

i replaced the injectors and distributor now it doesnt run unless map sensor
wacuum line disconnected

1 Answer

40,015

The other ports in the TBI unit may be plugged up or the map sensor may be bad . If it ran before it should run now , something may have gone bad at the same time by pure coincidence . PVC pipe cleaner does a great job of removing crud .

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