Chevrolet Repair Questions? Ask a Chevy Mechanic for Answers ASAP
with the key ON the red white wire shows NO volts at it ?
and you clear the codes and how soon before they reset ?
usually the 442 code ( small leak detected ) is set from the 449 ( evap vent control voltage ) is reading wrong
any access to a scan tool ?
with a scan tool OR disconnect both battery cables for 5 minutes then touch the 2 battery cables together for 2 minutes then reconnect both battery cables
let me know how it goes
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how are you making out ?