wasrunning rough and had dtc p0101and p0300.tuned it up and replaced massair flow.cleared codes.started van cel started flashing has same code
Nov 22, 2011 at 12:33 AM
how to fix dtc p0101&p0300
2002 GMC SAVANA
MOTOR1
- MEMBER
- 1 POST
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DRCRANKNWRENCH
- ✓ASE Certified Mechanic
- 3,380 POSTS
I am giving you the diagnsotic procedure for the code 0101-0300. Also, these Diagnostic refer to the Engine Control Diagnostic which is also provided. This would be the next step to take.
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Nov 22, 2011 at 12:54 AM
RASMATAZ
- ✓ASE Certified Mechanic
- 75,992 POSTS
Could be a vacuum leak and bad fuel also be the MAF sensor-clean it and see what happens
Nov 22, 2011 at 12:55 AM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.