2003 Suburban Reduced Engine Power

http://Chevrolet.autoboardz.com/1998-K1500-4X4-Suburban-ftopict202695.html (1998 K1500 4X4 Suburban)
I have a jerking problem going down the road at any speed. Before that it was missing, I had the wire, plugs, dist cap, rotor and coil replaced. The miss was still there. The mechanic replaced the F..
« kandrew1961: Fuel pressure check and scan for OBD2 codes ----------------- TheSnoMan.com »
« "kandrew1961": Had a similar Jerk a few years ago, it turned out to be the Pickup coil. Cheers »
« I have checked the OBD2 codes and it is not reporting any codes. »

http://Chevrolet.autoboardz.com/2003-Suburban-start-ftopict159954.html (2003 Suburban won't start)
I have a 2003 Suburban that has not started 4 times in the last 3 months. Towed to the dealer twice. No codes on computer each time. By the time they get to it the computer has reset passlock syste..

http://Chevrolet.autoboardz.com/Reduced-Engine-Power-2003-Suburban-ftopict181100.html (Reduced Engine Power (2003 Suburban))
This morning when I started our 2003 suburban, I put it in drive and then received a message on the LCD display that said "Reduced Engine Power." The engine continued to run, but when I pushed the ..
« I had the same problem this month(2003yukon) it happens 3 times to me i went to the dealer and they said : this problem because I modified.. »