V8-294 4.8L 202510 miles. Intake gasket leaks, needs to be replaced

Asked by Jan 13, 2014 at 04:06 PM about the 1999 Chevrolet Silverado 1500

Question type: Maintenance & Repair

Need advise on whether I should, at the same time:
1. Remove and replace knock sensor and harness, 2. Service fuel injection system, 3.
Service throttle body, and 4. Service mass air flow sensor

1 Answer

9,695

Was it running good before? If it was a good cleaning and a oil change wouldn't hurt. If your pulling the rails have some extra or replace all the injector o-rings. Other than that leave well enough alone.

Your Answer

Add photo

Related Questions

  • What transmission model in 2003 Silverado 1500 V8 4.8L? 3 answers

    I need to replace my vehicle's transmission, and I would like to know what transmission model that I need to look for? (ie. 4L60E OR 4L80E OR ALLISON 1000...etc) Thanks Haider

    2003 Chevrolet Silverado 1500 Work Truck Ext Cab 4WD

    -

    Maintenance & Repair

  • 1999 Chevy Silverado 1500ls 4.8l v8 1 answer

    Okay iv had my 99 Silverado 3 years before me my grandad owned it up until around a year ago it ran fine one time it broke down and the guy working on it at the time said it was maf sensor and he ...

    1999 Chevrolet Silverado 1500 3 Dr LS Extended Cab LB

    -

    Maintenance & Repair

  • Blown head gasket? 6 answers

    Well, I bought this truck a few months ago. It's a 2000 chevy silverado 1500 with the 5.3L. I went to change the oil yesterday and while i didnt see any coolant in my oil, when i took my oil refi...

    2000 Chevrolet Silverado 1500 Ext Cab Long Bed 4WD

    -

    Maintenance & Repair

  • leaking coolant? 1 answer

    So my truck hasn't been leaking coolant for the last couple weeks, and the source of the leak is not evendent with coolant on the the ground or anything like that. I think it might be burning .I ju...

    2001 Chevrolet Silverado 1500 Extended Cab SB

    -

    Maintenance & Repair

  • Used Chevy Silverado 1500's. 4.8L vs. 5.3L 4 answers

    Anyone have any opinions on Chevy Silverado 1500 4.8L Vs. 5.3L. I am looking at used 2008 or 2009 and was wondering about opinions of the two motors.

    2008 Chevrolet Silverado 1500 LT1 Crew Cab 4WD

    -

    Shopping & Pricing

Search Chevrolet Silverado 1500 Questions

Chevrolet Silverado 1500 Experts

#1 John Carson
John Carson
Reputation 1,870
#2 Rowefast
Rowefast
Reputation 1,630
#3 Silverado_owner_2006
Silverado_owner_2006
Reputation 1,580
View All

Related Models For Sale

Used GMC Sierra 1500
889 Great Deals out of 64,324 listings starting at $2,275
Used Ford F-150
2,400 Great Deals out of 208,535 listings starting at $895
Used Dodge Ram 1500
438 Great Deals out of 11,483 listings starting at $2,000
Used Toyota Tundra
545 Great Deals out of 31,893 listings starting at $2,800
Used Toyota Tacoma
536 Great Deals out of 37,289 listings starting at $2,900
Used Chevrolet Tahoe
609 Great Deals out of 27,568 listings starting at $600
Used Chevrolet Camaro
158 Great Deals out of 35,580 listings starting at $1,995
Used Ford F-250 Super Duty
390 Great Deals out of 47,134 listings starting at $400
Used Chevrolet Silverado 2500
12 Great Deals out of 290 listings starting at $3,995
Used Ford Mustang
301 Great Deals out of 45,096 listings starting at $2,000

Used Cars For Sale

2017 Chevrolet Silverado 1500 For Sale
16 Great Deals out of 101,571 listings starting at $18,779
2016 Chevrolet Silverado 1500 For Sale
193 Great Deals out of 6,908 listings starting at $17,025
2015 Chevrolet Silverado 1500 For Sale
212 Great Deals out of 7,401 listings starting at $13,475
2014 Chevrolet Silverado 1500 For Sale
371 Great Deals out of 10,917 listings starting at $10,960
2013 Chevrolet Silverado 1500 For Sale
200 Great Deals out of 5,573 listings starting at $7,900