88gmc 1500, it dont have no take off power, but once it warms up it goes, but once I slow down it is hard to pick up speed again. I have changed spark plugs , wires,cap & rotor, fuel filter & o2 senso

Asked by Apr 09, 2015 at 09:42 AM about the 1988 GMC Sierra 1500 C1500 Standard Cab LB

Question type: General

it mainly does it in the a.m.

2 Answers

96,775

Have you checked the fuel pressure and flow? There is a fuel strainer inside the tank that can get plugged up. There could also be a sensor misread for engine control, have you had a sensor scan performed?

70

Scotty, it sound like it's your tranmision as if it is starting in 2nd gear. i would start looking there first since you did a tune up on it.

Your Answer

Add photo

Related Questions

Search GMC Sierra 1500 Questions

GMC Sierra 1500 Experts

#1 dragonflyoffshore
dragonflyoffshore
Reputation 5,230
#2 John Saffrahn
John Saffrahn
Reputation 3,640
#3 Glenn Clingenpeel
Glenn Clingenpeel
Reputation 3,330
View All

Related Models For Sale

Used Ford F-150
2,179 Great Deals out of 194,802 listings starting at $290
Used Chevrolet Camaro
354 Great Deals out of 31,425 listings starting at $2,500

Used Cars For Sale

2017 GMC Sierra 1500 For Sale
85 Great Deals out of 44,489 listings starting at $23,368
2016 GMC Sierra 1500 For Sale
89 Great Deals out of 3,514 listings starting at $17,670
2015 GMC Sierra 1500 For Sale
104 Great Deals out of 4,273 listings starting at $16,291
2014 GMC Sierra 1500 For Sale
97 Great Deals out of 4,206 listings starting at $13,995
2013 GMC Sierra 1500 For Sale
58 Great Deals out of 1,947 listings starting at $8,500

Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use.