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P0506 Diagnostic Trouble Code Discussion for March 2007

Idle Speed Low Performance

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Trouble Ticket Help Requests for DTC P0506
Help Request Posted
2001 Chevrolet Express 3500 5.7L Poor Idle Quality VIN: 1GCHG39R11
P0506: Idle Speed Low. this poblem is very intermittent. doesnt matter if van is cold or warm.when started may idle at base idle or may idle at 1800 rpms.with scanner plugged in on function test for iac. iac does not move to commands. cycle key with 10 to 20 second intervals will st...
March 01, 2007