Savana 1500 RWD V6-4.3L (2007)
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A module internal malfunction that causes a short to voltage or ground on the high speed GMLAN circuits
TEST
Step 1 - Step 9
Scan Tool Does Not Power Up
SCAN TOOL DOES NOT POWER UP
DIAGNOSTIC INSTRUCTIONS
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Perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure.
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Review Strategy Based Diagnosis for an overview of the diagnostic approach.
