2000 GMC K2500 Sierra SL 5.7L No Start
Ignition system has no spark, coil checked good, 12V on ckt 439 to coil good (verified, not ghost V), good square wave to VCM on ckt 573, good square wave on ckt 423 from VCM to ICM, ground for ICM(ckt 451 good). Primary signal waveform from ICM to ignitio...
FIX posted 3/2/2018
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Message Closed w/FIX
Vehicle Data2000 GMC K2500 Sierra SL
Trouble Codes
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Message Closed w/FIX
Vehicle Data
2000 GMC K2500 Sierra SL
VIN | 1GTGK24R3Y |
Engine | 5.7 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection / CFI |
Emissions | OBD-II Compliant |
Symptoms | No Start |
Occurs | Always |
Trouble Codes
P0327 | Knock Sensor Front Circuit Low Voltage |