GMC Sierra 1500 Questions Maintenance & Repair

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When Empty Do I Fill The Coolant Resivoir With Coolant?

Had an oil/lube done yesterday and told it was empty (not radiator, just reservoir) - Kwik Kar Lube did not have coolant to put in so will do it myself but need to be sure I am doing the correct thing...

7 views with 1 answer (last answer 16 hours ago)

What Controls The Voltage To The Injector Solenoids In A 1995 Gmc Sierra? ...

New fuel pump, new filter, new pump relay. Fuel to throttle body, nothing out of injectors. Noid light: no light during cranking.


Fuel Pump Not Engaging On 1998 Gmc K1500 5.7l

1998 gmc k1500 5.7L. one of the inserts on the connector for the fuel pump is not getting juice to it. according to a wiring diagram it is the gray pump power wire. there are 4 ports in the connector....

8 views with 1 answer (last answer about a week ago)

Does The Volt Meter Read Too High?

Had a short in the rear view mirror. Now replaced. Now noticing the volt meter rides above 14 (best guess is about 15v, looking at the gauge. Only comes down slightly when running at highway spe...

12 views with 4 answers (last answer about a week ago)

1991 Sierra Clock And Radio Show Lights But Do Not Run

Turning off the truck does not clear the problem but disconnecting the battery resets both the clock and the radio, but they only run for about a min.


Whare Is The Brake Light Switch

I have a gmc sirrea 1500 how can I find out why i have no brake lights and no back up lights? ive checked everything nothing seems to work thanks


Speedometer Doesent Work Transmission Doesnt Shiff 1994 Gmc Sierra

i put a new speed sencer on it speed nedle jumped a few times an went back to 0.takes off in 2 are 3. will not change out. shifts prefet when speedometer works.


1995 Gmc With 305 V8 Will Stall Out And Almost Die When I Want To Accelerat...

Engine was rebuilt a while ago and now it wants to stall and die every time I want to accelerate. Put on new cap,rotor, plugs, wires, TPS, MAP, fuel pump, fuel filter, and rebuilt the TBI. Have also ...

Jimmy Vaughn

Cranks But No Run (has No Fire)

have replaced with new dist,cap, rotor, wires ,plugs,cam sensor , crank sensor, and swamped with known to be good map sensor ,coil and ign driver, and ecm, have checked connectivity all was good gr...

29 views with 10 answers (last answer 6 days ago)
Neal Turner

Water Is Getting My Exhaust Pipes And In The Oil Pan Why?

I just put the heads and intake on this engine

12 views with 1 answer (last answer 2 weeks ago)
Nathan Haggard

How Do I Solve This Brake Problem?

I just replaced the rotors, pads, and calipers on my truck. The brakes work ok but now the brake light stays on blinking and dings when moving. In addition to this when I am stopping the ABS kicks i...

26 views with 4 answers (last answer 2 weeks ago)

1994 Gmc K1500 4x4 V6 Trouble Code Question

I got codes 15 (ect high voltage) and 35 (iac issue). I read that there could be wiring, sensor or dcm issues for each of these, my question is what are the common causes for each. the ect was repla...


While On A Lift, With 4-wheel Drive Engaged, The Fron Wheels Turn. On The G...

When I push the 4WD button the light comes on just as it is supposed to but the truck is still rear wheel only.


4.3 Engine Fuel Line Replacment

Fuel lines are rotten almost up to the engine intake.Are the 2 lines going into the top of the engine available as an aftermarket part? Thank you

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