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1995 Chev/GMC Truck G20 Van 5.7L Excessive Emissions, Hesitation, Surge, Cuts out, Stall
Hi techs, This van came to us with a stalling condition, more so at idle and when warmed up. We have replaced the fuel pump and relay and rebuilt the TBI unit with injectors and regulator. On the scanner, all data looks good until the van starts to ...
FIX posted 7/20/1999
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| VIN | [No VIN Available] |
| Engine | 5.7 L / 8 cyl |
| Emissions | Not OBD-II Compliant |
| Symptoms | Excessive Emissions, Hesitation, Surge, Cuts Out, Stall |
| Occurs | Cold, Hot, Idle |
Trouble Codes
| 33 | MAP sensor voltage too high |
| 42 | Ignition control |
| 54 | Fuel pump relay |
Message Closed w/FIX
Vehicle Data
1995 Chev/GMC Truck G20 Van
| VIN | [No VIN Available] |
| Engine | 5.7 L / 8 cyl |
| Emissions | Not OBD-II Compliant |
| Symptoms | Excessive Emissions, Hesitation, Surge, Cuts Out, Stall |
| Occurs | Cold, Hot, Idle |
Trouble Codes
| 33 | MAP sensor voltage too high |
| 42 | Ignition control |
| 54 | Fuel pump relay |
Video