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Home >> Jeep >> 2009 >> Grand Cherokee Laredo, 3.0 M, AWD >> Repair and Diagnosis >> Engine Performance >> System >> DTCS P0675 To P2002 - Diesel >> P1648-Glow Plug Module Internal >> Possible Causes
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Possible Causes

Possible Causes 
INTERMITTENT DTC
GLOW PLUG MODULE

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. See  DTC-Based Diagnostics/MODULE, Engine Control (ECM) - Standard Procedure 

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