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2004
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Grand Cherokee 4WD L6-4.0L VIN S
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No Response From PCM (PCI Bus) - Gas Only
No Response From PCM (PCI Bus) - Gas Only
Test 1:
Test 2:
SYMPTOM
NO RESPONSE FROM
PCM
(
PCI BUS
) - GAS ONLY
POSSIBLE CAUSES
-
PCM
PCI
no response
-
PCI bus
circuit open
-
Powertrain control module