
1992 GMC C1500 Sierra 5.7L Hesitation, Cuts out, Stall
Thanks in adv ance for all your help. After used engine installation,this truck will stall at idle. Fuel pressure at idle is 15 psi, LTFT 110, STFT128. After fuel return line is pinched truck runs great and fuel pressure jumps to 20 psi. Map sensor readings at...
FIX posted 7/10/2009
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Message Closed w/FIX
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VIN | 1GTEC14K1N |
Engine | 5.7 L / 8 cyl / GAS |
Trans | 4-speed Automatic |
Delivery | FI / tbi |
Emissions | obd1 |
Symptoms | Hesitation, Cuts Out, Stall |
Occurs | Hot, Idle |
Message Closed w/FIX
Vehicle Data
1992 GMC C1500 Sierra
VIN | 1GTEC14K1N |
Engine | 5.7 L / 8 cyl / GAS |
Trans | 4-speed Automatic |
Delivery | FI / tbi |
Emissions | obd1 |
Symptoms | Hesitation, Cuts Out, Stall |
Occurs | Hot, Idle |