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  1. 1998 5.7L coolant in oil

    Chevy Silverado Forum (GMC Sierra)
    gm dexcool #1 in the early 1990's did cause plastic materials to breakdown. but your 1998 most likely did not have dexcool #1 .. I have a 1996 Impala and I have no leaks because GM used dexcool #2..today GM has dexcool #3 and I have had no problems with dexcool .. I only use distilled water 35%...
  2. 1998 5.7L coolant in oil

    Chevy Silverado Forum (GMC Sierra)
    take the valve covers off #1......................heads will crack when over heated. most likely the head gasket .. remove heads and check for head distortion. 140K on a 3500 truck 1998 ? that is low miles odd..
  3. 1999/2000 chevy Silverado 5.3

    Chevy Silverado Forum (GMC Sierra)
    post back what the wrench monkey stated on the fix ? this will help the members.
  4. 1999/2000 chevy Silverado 5.3

    Chevy Silverado Forum (GMC Sierra)
    injector code 200 is an electrical problem. so being 20 yrs old you have to check the connectors on the injectors. since the upper intake manifold was worked on then then PCM connector can be corroded with green pins. remove the battery ground then carefully remove each PCM connector and use a...
  5. 打Electrical issues!!打

    Chevy Silverado Forum (GMC Sierra)
    since the battery was replaced tighten up the connections to battery also use a small wire brush to clean the battery cable connectors..I had my connections loosen ...
  6. 打Electrical issues!!打

    Chevy Silverado Forum (GMC Sierra)
    NEW GM Trucks batteries last 4-5yrs ...because they mount them on the firewall .. alternator has an ODD BALL controller..so when the battery looses it's amperage then the lights will flicker... my 2000 silverado no flickering and my battery is mounted in front of the engine .. I get 7yrs of...
  7. 打Electrical issues!!打

    Chevy Silverado Forum (GMC Sierra)
    could be a headlight issue . some had the head lights flicker.. The Quesadillas restaurant you eat there ? that is my favorite place to go .. when I go to AZ I always go there.
  8. Knocking from inconsistant clearance. Anyone know what would cause this?

    Chevy Silverado Forum (GMC Sierra)
    this looks like the coil was not set in place correctly...what model year and 2//4wd......?
  9. Silverado 2013 5.3 Hard start

    Chevy Silverado Forum (GMC Sierra)
    another GM defective electronic device !!!!! part # 20964305 Module, Fuel Pump Flow Control (W VIN) Chevrolet Silverado 1500 (13 Only) Chevrolet SuburbanChevrolet Tahoe Chevrolet Traverse GMC Acadia GMC Sierra 1500 (13 Only ) GMC SavanaGMC YukonModels
  10. Silverado 2013 5.3 Hard start

    Chevy Silverado Forum (GMC Sierra)
    could be the fuel pump electronic controller. could be the connectors on this in the rear tank area..
  11. 1997 K1500 - Need advice on what to do

    Chevy Silverado Forum (GMC Sierra)
    these old transmissions do have clutch and valve problems because of the Dexron III tranny fluid. the fluid GM used in these turns to acid then the metal breaks down.normal price should be $2,000 range and a one year warranty. after the repair work check the fluid for any off color and smell...
  12. Factory oil cooler line replacement

    Chevy Silverado Forum (GMC Sierra)
    I think the top line is the input to the cooler and the bottom is the out [lower temp]
  13. my 07 silverado repair

    Chevy Silverado Forum (GMC Sierra)
    yes that is why your 75 yrs old , so they will over charge you. my female family called me many times , to get how much is this repair gonna cost ? I remember one time the dealership was gonna charge $800 for replacing an O2 sensor .... so I did it for 75 bucks ..
  14. my 07 silverado repair

    Chevy Silverado Forum (GMC Sierra)
    since you are not DIY guy buy a new truck IMO a Toyota vehicle works good ..new GM does have truck problems. you could also find a girl friend that can do the repairs .. your paying a load of $$$ for what work they did rip you off !
  15. Wiper chatter

    Chevy Silverado Forum (GMC Sierra)
    probably where your at the windshield gets a film that causes the wiper blade to bind then it chatters... pass side arm will chatter more than driver side. the wipers can get dirty if you do not clean up the glass .. clean the wipers when you wash the truck.. then put silicone on the wiper...
  16. I have a 1999 gmc new body gauge cluster wont work and wont shift

    Chevy Silverado Forum (GMC Sierra)
    cannot help this member because he did not say how he connected the amplifier to the trucks wiring. also what is the amps watts ? high current on a GM wiring will cause failures.. if a high powered amp then needs a 1 farad capacitor with large gauge wire to the amp from the battery...
  17. 08 GMC Sierra fuel pump trap door

    Chevy Silverado Forum (GMC Sierra)
    looks good .. post picture on the final work covering the bed . did you use hinges on the cover ?
  18. Brakes stick

    Chevy Silverado Forum (GMC Sierra)
    posted this in Places to get good brake parts for Suburban
  19. 08 GMC Sierra fuel pump trap door

    Chevy Silverado Forum (GMC Sierra)
    when I did the 96 Impala fuel pump the internals in the tank looked really clean. plastic looked like new plastic. and no rust on the fuel pump steel metal. I thought it would have some rust and goop in the tank but it looked very good.. so the MMO does work. I cut open the fuel filters and no...
  20. 08 GMC Sierra fuel pump trap door

    Chevy Silverado Forum (GMC Sierra)
    the alcohol in the gas today does effect the OLD fuel pumps electrical contacts and the sender unit. on my 96 Impala I used Maf cleaner to clean up the sender .. contacts on the sender had some corrosion on them .. used OHM meter to verify they read the correct ohms .. That is why I add 2 OZ of...
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