Shaking and losing power when i go up hills

Asked by Nov 22, 2016 at 11:36 AM about the 2002 Chevrolet S-10 2 Dr LS Standard Cab LB

Question type: Maintenance & Repair

Help!!! My truck started shaking, even
shakes when idling, loses power when going
up a hill, just put a gas treatment in it, no
better

2 Answers

7,845

Check for check engine codes, check fuel filter, fuel pressure

2 of 2 people found this helpful.
Best Answer Mark helpful
1,875

Check MAP sensor located in the intake snorkel. It's what measures the amount of air entering the throttle body. If it reads air flow incorrectly it will flood or starve the engine of fuel. From a dead stop it will hesitate and stumble then finally go. Hope this helps.

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