2004 Buick Rainer will not accelerate

Asked by Dec 27, 2017 at 07:06 PM about the 2004 Buick Rainier

Question type: Maintenance & Repair

Had a fuel pump replaced since then my car will
take off when put into drive, but will not accelerate
when you mash the gas pedal. Ive had a throttle
body positioner and a gas pedal put on now they
say its the cpu I dont know but im aggregated and
need help! So now the cpu has been replaced and
my car want do anything

2 Answers


Is this the I6 engine? On this engine, the TPS cannot be replaced alone. Did they in fact replace the entire throttle body? The sensor is attached, but cannot be removed.


You may have a blown ( ETCS ) fuse. Electronic Throttle Control System.

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