Question about GMC Sierra 1500

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1988 gmc sierra 1500 idles up and down wont go faster than 20 miles an hour

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Posted on Dec 05, 2016

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I have a 2008 GMC Sierra 1500 4 wheel drive with a 4.8 motor I have no power to my fuel pump fuse.


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1 Answer

Dies on exceleration


Have you had your fuel pressure tested? Low pressure and/or volume could cause the truck to idle normally, but not be able to take any load. There is a very high failure rate on these fuel pumps.

Jan 31, 2013 | 1990 GMC Sierra

1 Answer

I need an Illustrated Parts Break down for a 1989 GMC Sierra 1500. 350 w/ PS/PB loaded. Steering column Removal Repair or Replace


Hi.

Below you get all the parts breakdown for GMC Sierra 1500, including steering column assembly:

1500 SIERRA

Here diagrams for all 1989 GMC trucks.

If you need to take apart the steering column you will also need wiring. below the color codes and wiring tips:

GMC SIERRA 1988-2005 VEHICLE WIRING

Regards.

Ginko

Aug 31, 2011 | GMC C1500 Cars & Trucks

2 Answers

LOW OIL PRESSURE ON 2007 GMC SIERRA 1500. CHANGED


have it tested using a manual gage if still low then main baring ore most likely bad that would mean a over hall if is really low and bearings bad should be making rattle noise when started up first few seconds

Mar 11, 2010 | GMC Sierra 1500 Cars & Trucks

2 Answers

Reads 40 TO 45 miles per hour but I know I am going faster and sometimes it will drop to 0 miles per hour.


A place in Flint Michigan will repair this problem (speedo motor) for 100.00 and will replace all the other motors associated with your dash instruments. Off of Hill Road Near I-75. Did my truck in 20 minutes. Works Great!!! Business called Speedometer Something.

Jan 15, 2010 | 2003 GMC Sierra

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If you have a coil pack on that .You have a crankshaft censer.Change the crank censer.

May 27, 2009 | 1988 GMC C1500

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Tailpipe BLACK , exhaust reaks of gas !


garage mans company.
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Mar 12, 2009 | 1996 GMC Sierra

1 Answer

Engine wont idle


replace the timing gear its wore out

Feb 12, 2009 | 1991 GMC Sierra

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