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Author Question: Which step should be performed LAST when diagnosing an engine performance problem? (Read 116 times)

@Brianna17

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on: Aug 13, 2021

Question 1

Which pins of the DLC should be connected in order to retrieve "flash" codes from a GM OBD I PCM?
◦ A and B
◦ A and C
◦ D and E
◦ A and D

Question 2

Which step should be performed LAST when diagnosing an engine performance problem?
◦ Checking for any stored diagnostic trouble codes
◦ Checking for any technical bulletins
◦ Performing a thorough visual inspection
◦ Verifying the repair


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Marked as best answer by @Brianna17 on Aug 13, 2021

Jossy

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Reply #1 on: Aug 13, 2021

Answer 1

A and B

Answer 2

Verifying the repair


@Brianna17

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  • Posts: 550
Reply 2 on: Aug 13, 2021
Excellent

irishcancer18

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Reply 3 on: Yesterday
Wow, this really help

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