
1993 GMC Sonoma 4.3L Hesitation, Cuts out
Severe midrange hesitation caused by loss of Vortec tuning
valve control. ECM will not command Intake Tuning Valve on.
That's the problem, period.
FIX posted 6/11/2010
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Message Closed w/FIX
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VIN | 1GTCS19W4P |
Engine | 4.3 L / 6 cyl / GAS |
Trans | 4-speed Automatic |
Delivery | Fuel Injection / CPI |
Emissions | CA |
Symptoms | Hesitation, Cuts Out |
Occurs | Always |
Message Closed w/FIX
Vehicle Data
1993 GMC Sonoma
VIN | 1GTCS19W4P |
Engine | 4.3 L / 6 cyl / GAS |
Trans | 4-speed Automatic |
Delivery | Fuel Injection / CPI |
Emissions | CA |
Symptoms | Hesitation, Cuts Out |
Occurs | Always |