LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Pontiac
>>
2006
>>
Torrent AWD
>>
Repair and Diagnosis
>>
Engine Performance
>>
System
>>
Engine Controls - 3.4L - DTC P0220 To DTC P0455
>>
DTC P0401
>>
DTC Descriptor
April 5, 2026:
LEMON Manuals is launched!
Read the announcement.
DTC Descriptor
DTC P0401
Exhaust Gas Recirculation (EGR) Flow Insufficient