
1996 Chevrolet K2500 Suburban LS 7.4L Poor Idle Quality, Hesitation, Surge, MIL Lamp on
Hello and thank you up front. Have a 96 suburban K2500 with 7.4L code p0327 keeps comming back after few seconds. Performed diagnostics and it recommended KS (knock sensor) module. if code comes back replace VCM. we did so and code still comes back. Both knock...
FIX posted 6/25/2007
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Message Closed w/FIX
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VIN | 3GNGK26J5T |
Engine | 7.4 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / SFI |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Hesitation, Surge, MIL Lamp On |
Occurs | Always |
Trouble Codes
P0172 | Fuel System Too Rich (Bank 1) |
P0175 | Fuel System Too Lean (Bank 2) |
P0327 | Knock Sensor Front Circuit Low Voltage |
Message Closed w/FIX
Vehicle Data
1996 Chevrolet K2500 Suburban LS
VIN | 3GNGK26J5T |
Engine | 7.4 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / SFI |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Hesitation, Surge, MIL Lamp On |
Occurs | Always |
Trouble Codes
P0172 | Fuel System Too Rich (Bank 1) |
P0175 | Fuel System Too Lean (Bank 2) |
P0327 | Knock Sensor Front Circuit Low Voltage |