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1991 GMC S15 Jimmy SLE 4.3L Poor Idle Quality, Hesitation, Surge
hey guys have this 91 jimmy i think the pcm is bad the map volts at idleat times 1.32 and some times drops to 0.13 at w.o.t .62v to 1.39 volts tps sensor at idle 0.81 volts at w.o.t it goes wild from 3.65 to1.70 to 0.69 it has to be the pcm i dont wont to thro...
FIX posted 7/25/2003
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Message Closed w/FIX
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6 Replies Received
6 Replies Received
Related Documents & Media | VIN | 1GKDT13Z1M |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / t.b.i |
| Emissions | ca emission |
| Symptoms | Poor Idle Quality, Hesitation, Surge |
| Occurs | Cold, Idle |
| Misc. | 4X4suv |
Trouble Codes
| 22 | tps ckt volts low |
| 33 | map ckt volts high |
Message Closed w/FIX
Vehicle Data
1991 GMC S15 Jimmy SLE
| VIN | 1GKDT13Z1M |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / t.b.i |
| Emissions | ca emission |
| Symptoms | Poor Idle Quality, Hesitation, Surge |
| Occurs | Cold, Idle |
| Misc. | 4X4suv |
Trouble Codes
| 22 | tps ckt volts low |
| 33 | map ckt volts high |
Video