2000 GMC 2500 Pickup Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 2000 GMC 2500 Pickup

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2000 GMC 2500 Pickup Problems

Check Engine Light Due to Gas Cap Issue

Illumination of the Check Engine Light can be caused by a loose or worn gas cap.

Replace spark plugs every 100,000 miles

The spark plugs should be replaced every 100,000 miles. Our technicians recommend replacing the spark plug wires also at this time.

Check Engine Light With Code P1870

Vehicles equipped whit a 4 speed automatic transmission may develop a harsh 1-2 shift and/or illumination of the Check Engine Light with code P1870 stored. This can be caused by wear of the bore for the TCC isolator and regulator valves in the valve body. This condition does not commonly occur until the transmission reaches normal operating temperature. If the valve body is worn, replacement will be necessary to correct this concern.

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2000 GMC 2500 Pickup Questions

fuel problems, truck looses power when you accelerate (1 answer)

will not accelerate when you push pedal down all the way

Installed a rebuilt 4l80e tranny, speedometer doesn't work & shifts hard? (1 answer)

speedometer work but doesn't show full speed and must feather gas to make shift. Tranny shop says loose connection, checked all connection still no work

L480e transmission question (1 answer)

first and reverse are hesitating and then jumping into gear. The servo might be at fault???? If so, can this servo be serviced without pulling the trans on this 4WD? It looks accessible in the manual but I question how it holds onto the 1st to rev band. does it just sit in the bands socket?(if it...

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2000 GMC 2500 Pickup Reviews

I am just so happy to own this truck. Despite it's shortcomings, which are few in my opinion, it works for me. I completely expect to get at least another 100,000 out of it on top of the 167,000 I have now. My complaint is the dealer I can't trust anybody to work on it because it always comes back with something really f-ed up, every time.... I've never said oh they did a good job.. it always u...

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