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1998 GMC Sierra

1998 GMC Sierra Repair, Maintenance & Service



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Troubleshooting and Support

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Solved Problems for All GMC/Sierra


Engine hesitation. hard starting.
Engine hesitation. hard starting.
1 Solution

I have recieved the following codes from...
I have recieved the following codes from 1998 GMC Sierra: P1345 and P0300b. I have...
1 Solution

rear brake lights on 1998 GMC diesel truck...
rear brake lights on 1998 GMC diesel truck not working. Replaced the brake relay fuse...
2 Solutions

I have a code 1345 set each start cycle. I...
I have a code 1345 set each start cycle. I can clear the code when running. I have...
1 Solution

my driver side door has some sort of water...
my driver side door has some sort of water leak. The water is leaking onto the carpet...
1 Solution

my head lights dont come on when i turn the...
my head lights dont come on when i turn the switch to on.
1 Solution

engine is hesitant and sometimes backfires...
1998 gmc sierra 5.0L, engine is hesitant and sometimes backfires while cold and under...
1 Solution

Questions and Unsolved Support Problems

Unsolved Problems for 1998 GMC Sierra RSS Feed
1998 GMC Sierra Car

99 sierra sluggish when first...

Answer
99 sierra sluggish when first started, i just replaced the fuel filter and pump. Filter 2 weekeds... (More)

1998 GMC Sierra Car

were does the blow off valve go on a...

Answer
were does the blow off valve go on a GM7 TURBO project

1998 GMC Sierra Car

my 2002 gmc sierra truck starts but...

Answer
my 2002 gmc sierra truck starts but will not stay on. it immediately cuts off

1998 GMC Sierra Car

no arranca mi camioneta es una gmc...

Answer
trataron de robarsela y le fregaron switch del encendido asi que un mecanico trato de pasarle... (More)

1998 GMC Sierra Car

how many sensor do 1998 gmc sierra...

Answer
how many sensor do 1998 gmc sierra have to make the truck run rich and rough

1998 GMC Sierra Car

i am getting a tone like the engine...

Answer
i am getting a tone like the engine is off and the key is in the ignition, even when i am driving... (More)

1998 GMC Sierra Car

engine hesitation. hard starting.

Answer
engine hesitation. hard starting. have to hold throttle to floor to start.

View More Results for 1998 GMC Sierra

Unsolved Problems for All GMC/Sierra


the pocket on the back of the...

Answer
the pocket on the back of the passenger seat got stretched out, how do I remove the plastic cover... (More)

Looking for 06 gmc envoy wiring...

Answer
Drivers dorr windowswith is completely inoperable down to the window lock.

my parking brake is sticking

Answer
my parking brake is sticking on my 2004 gmc sierra

4x4 wont engage on a

Answer
4x4 wont engage on a 1979 gmc sierra grande, it will go to 2 low, neutral, and 2 high but the... (More)

cant remove front rotor

Answer
grease cap wont come off

alignment issues for a 1998

Answer
alignment issues for a 1998 gmc sierra z71 extended cab

NEED LOCATION OF PCV VALVE

Answer
need location of pcv valve on a gmc sierra 1500 4.3l v6.

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1998 GMC Sierra Manuals & Guides


Tips & Tricks

(Post a New Tip)
Free Diagrams.
this is a tip for all those who are looking for free diagrams, free diagrams are very hard to get... allthough most of us have access to diagrams,... written by jaysonemanme
2008 Highlander Maint Req'd reset proceedure
This is the reset proceedure for a 2008 Highlander with a key-type ignition: Turn the key ON, do not start the engine. Look at the odometer, and... written by Toyota Ed
2005 thru 2007 Toyota Corolla "Harsh Shift" condition
There is a known issue with the 2005-2007 Corolla automatic transmission shift logic. The shift points may seem harsh, and the Check Engine light may... written by Toyota Ed
clean headlight
take rubbing compond apply on front lends rub with rag untill compond is dry they look like new written by pierre235
Dome light issues
There are two jam switches located on the latch assymbly. One on top and one at the bottom. They can become dirty and not function properly causing... written by dlmcmasters
oil consumption
Believe it or not, it is normal for these engines to use about a quart every 2000 even when they are essentially new. Note that I said,... written by chiquititas
reset change oil soon,low tire pressure.
I will explain this better! Turn off the radio and turn the key to the on position. Press and hold DISP knob, when info comes on window press the seek... written by DAD5bbbbg
2008 jeep wrangler hood problem
I just bought a 2008 jeep wrangler and my hood is lifting 2 to 3 inches off the frame when I'm driving on the highway in wind speeds over 15 to 20... written by newmdog

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, San Francisco, CA 94117 | 415 9218188 | Website

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Specifications for 1998 GMC Sierra


Key Features
Fuel Type
Gasoline
Style
Crossover
Model
Sierra
Year
1998
Class
Crossover · Pickup Truck
Engine Size
4.3L - 6 Cylinders
Seating Capacity
6 Seats · 3 Seats
Pricing
Original List Price
15,000 - $18,425 (Update Date: 16-OCT-03)

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