LT1 Based Engine Tech 1993-1997 LT1/LT4 Engine Related

What do these codes mean?

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Old Feb 4, 2004 | 01:56 PM
  #1  
Jag's Avatar
Jag
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From: College Station,TX,USA
What do these codes mean?

P300
P1441
Old Feb 4, 2004 | 03:19 PM
  #2  
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Joined: Dec 1969
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From: Little Rock, AR
P0300 Engine misfire detected

P1441 Evaporative Emissions (EVAP) system flow during non-purge - means there was vaccum detected going to the EVAP canister when it was not called for.

A complete list of codes are on my Tech Page.
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