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2001 Chevrolet S10 4.3L MIL Lamp on
Posted to GM Driveability on 12/14/2007 6 Replies

Originally a simple vent diagnostic. Replace with gm vent. Vehicle back the next week only the p0446. p0449 had always been a history code - never seen it current. But now we have pressure in the system when gas tank cap removed, and vehicle is hard to fill wi...

6 Replies Received (View Replies)

  Related Documents & Media  2001 Chevrolet S10

 
Message Closed w/FIX

car Vehicle Data

2001 Chevrolet S10

VIN 1GCDT19W9I
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / CENTRAL SFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways
Misc.P0446a P0449

Trouble Codes

P0446EVAP Vent Control System Performance
P0449PCM Internal Fault
Message Closed w/FIX

car Vehicle Data

2001 Chevrolet S10

VIN 1GCDT19W9I
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / CENTRAL SFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways
Misc.P0446a P0449

Trouble Codes

P0446EVAP Vent Control System Performance
P0449PCM Internal Fault