Posts Tagged: harsh shift
Harsh shift, rough idle, GM service bulletin #PIP5446A
GM service bulletin #PIP5446A and harsh shift GM has issued a service bulletin #PIP5446A to address a harsh shift, rough idle and sputter and the following trouble codes P0101 P0171 P0172 P0174 P0175 on the vehicles listed below. The harsh shift is happening on the 1-2 and 2-3 shift points. GM has determined that excessive flashing in the air filter housing near the MAF sensor is causing air disturbance that provides false MAF readings to the ECM. Fix for harsh shift GM advises inspecting for excessive flashing near the MAF … Read More
Harsh shift, late shift, no shift
Fix harsh shift, late shift or no shift on Buick, Chevrolet and GMC If you own one of the following vehicle and experience harsh shifting, late shifting, no shifting you may have a worn or dirty Transmission Electro-Hydraulic Control Module. Debris in the transmission can contaminate unit and deteriorate switches and solenoids causing a harsh shifting, late shifting, no shiftingcondition. Dorman Products now offers a completely rebuilt unit that they program to your exact VIN, so you don’t need dealer programming. It’s plug and play and includes all gaskets. … Read More
Harsh shifting, late shifting, no shifting
Harsh shifting, late shifting, no shifting Buick, Chevrolet, GMC, Pontiac, Saturn If you own one of the following vehicle and experience Harsh shifting, late shifting, no shifting you may have a worn or dirty Transmission Electro-Hydraulic Control Module. Debris in the transmission can contaminate unit and deteriorate switches and solenoids causing a Harsh shifting, late shifting, no shifting condition. Dorman Products now offers a completely rebuilt unit that they program to your exact VIN, so you don’t need dealer programming. It’s plug and play and includes all gaskets. … Read More