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Home >> GMC >> 1996 >> Forward Control 4.3 W >> Repair and Diagnosis >> External Pages >> Different car >> Section 126 (Engine Controls - Tests W/Codes - 4.3L) >> Trouble Code Charts >> Code 43, Knock Sensor W/O Spark Module (Dual Sensors) >> Notes

Code 43, Knock Sensor W/O Spark Module (Dual Sensors): Notes

WARNING: This page does not describe the selected car, but rather 19 other vehicles, including the 1996 Chevrolet Chevy Van, 1995 GMC Vandura Special, 1995 GMC Vandura, 1995 GMC Sonoma, and 1995 GMC Safari. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: Test numbers refer to test numbers on diagnostic chart.
  1. Tests for 5-volt signal applied by control module.
  2. An improperly installed sensor can prevent knock sensor from grounding to block.
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