Why does my 2005 Buick Park Avenue hesitate when going up hill with constant...

G

Gerald W

New member
...pressure on the gas pedal? The hesitation has been there for months, and I have had a tune-up since it started. There is no warning light, and it only happens when going up hill. The RPM needle bounces when this is happening, and does not at other times. I can get rid of the hesitation by accelerating.
 
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